19810081792

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:386

約数の個数: 176

約数和(自身を含む): 43012546560

約数和(自身を除く): 23202464768

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 92, 127, 128, 148, 179, 184, 254, 256, 296, 358, 368, 508, 512, 592, 716, 736, 851, 1016, 1024, 1184, 1432, 1472, 1702, 2032, 2368, 2864, 2921, 2944, 3404, 4064, 4117, 4699, 4736, 5728, 5842, 5888, 6623, 6808, 8128, 8234, 9398, 9472, 11456, 11684, 11776, 13246, 13616, 16256, 16468, 18796, 18944, 22733, 22912, 23368, 23552, 26492, 27232, 32512, 32936, 37592, 37888, 45466, 45824, 46736, 52984, 54464, 65024, 65872, 75184, 90932, 91648, 93472, 105968, 108077, 108928, 130048, 131744, 150368, 152329, 181864, 183296, 186944, 211936, 216154, 217856, 263488, 300736, 304658, 363728, 373888, 423872, 432308, 435712, 522859, 526976, 601472, 609316, 727456, 747776, 841121, 847744, 864616, 871424, 1045718, 1053952, 1202944, 1218632, 1454912, 1495552, 1682242, 1695488, 1729232, 2091436, 2107904, 2405888, 2437264, 2909824, 2991104, 3364484, 3390976, 3458464, 4182872, 4215808, 4811776, 4874528, 5819648, 6728968, 6781952, 6916928, 8365744, 9749056, 11639296, 13457936, 13833856, 16731488, 19345783, 19498112, 23278592, 26915872, 27667712, 33462976, 38691566, 38996224, 53831744, 55335424, 66925952, 77383132, 77992448, 107663488, 110670848, 133851904, 154766264, 155984896, 215326976, 267703808, 309532528, 430653952, 535407616, 619065056, 861307904, 1238130112, 2476260224, 4952520448, 9905040896, 19810081792]

約数ペア:

[(1, 19810081792), (2, 9905040896), (4, 4952520448), (8, 2476260224), (16, 1238130112), (23, 861307904), (32, 619065056), (37, 535407616), (46, 430653952), (64, 309532528), (74, 267703808), (92, 215326976), (127, 155984896), (128, 154766264), (148, 133851904), (179, 110670848), (184, 107663488), (254, 77992448), (256, 77383132), (296, 66925952), (358, 55335424), (368, 53831744), (508, 38996224), (512, 38691566), (592, 33462976), (716, 27667712), (736, 26915872), (851, 23278592), (1016, 19498112), (1024, 19345783), (1184, 16731488), (1432, 13833856), (1472, 13457936), (1702, 11639296), (2032, 9749056), (2368, 8365744), (2864, 6916928), (2921, 6781952), (2944, 6728968), (3404, 5819648), (4064, 4874528), (4117, 4811776), (4699, 4215808), (4736, 4182872), (5728, 3458464), (5842, 3390976), (5888, 3364484), (6623, 2991104), (6808, 2909824), (8128, 2437264), (8234, 2405888), (9398, 2107904), (9472, 2091436), (11456, 1729232), (11684, 1695488), (11776, 1682242), (13246, 1495552), (13616, 1454912), (16256, 1218632), (16468, 1202944), (18796, 1053952), (18944, 1045718), (22733, 871424), (22912, 864616), (23368, 847744), (23552, 841121), (26492, 747776), (27232, 727456), (32512, 609316), (32936, 601472), (37592, 526976), (37888, 522859), (45466, 435712), (45824, 432308), (46736, 423872), (52984, 373888), (54464, 363728), (65024, 304658), (65872, 300736), (75184, 263488), (90932, 217856), (91648, 216154), (93472, 211936), (105968, 186944), (108077, 183296), (108928, 181864), (130048, 152329), (131744, 150368)]