20354247072

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{911}}^1\times {\mathrm{3373}}^1$

素因数の和:4323

約数の個数: 144

約数和(自身を含む): 60483241728

約数和(自身を除く): 40128994656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 911, 1104, 1656, 1822, 2208, 2733, 3312, 3373, 3644, 5466, 6624, 6746, 7288, 8199, 10119, 10932, 13492, 14576, 16398, 20238, 20953, 21864, 26984, 29152, 30357, 32796, 40476, 41906, 43728, 53968, 60714, 62859, 65592, 77579, 80952, 83812, 87456, 107936, 121428, 125718, 131184, 155158, 161904, 167624, 188577, 232737, 242856, 251436, 262368, 310316, 323808, 335248, 377154, 465474, 485712, 502872, 620632, 670496, 698211, 754308, 930948, 971424, 1005744, 1241264, 1396422, 1508616, 1861896, 2011488, 2482528, 2792844, 3017232, 3072803, 3723792, 5585688, 6034464, 6145606, 7447584, 9218409, 11171376, 12291212, 18436818, 22342752, 24582424, 27655227, 36873636, 49164848, 55310454, 70674469, 73747272, 98329696, 110620908, 141348938, 147494544, 212023407, 221241816, 282697876, 294989088, 424046814, 442483632, 565395752, 636070221, 848093628, 884967264, 1130791504, 1272140442, 1696187256, 2261583008, 2544280884, 3392374512, 5088561768, 6784749024, 10177123536, 20354247072]

約数ペア:

[(1, 20354247072), (2, 10177123536), (3, 6784749024), (4, 5088561768), (6, 3392374512), (8, 2544280884), (9, 2261583008), (12, 1696187256), (16, 1272140442), (18, 1130791504), (23, 884967264), (24, 848093628), (32, 636070221), (36, 565395752), (46, 442483632), (48, 424046814), (69, 294989088), (72, 282697876), (92, 221241816), (96, 212023407), (138, 147494544), (144, 141348938), (184, 110620908), (207, 98329696), (276, 73747272), (288, 70674469), (368, 55310454), (414, 49164848), (552, 36873636), (736, 27655227), (828, 24582424), (911, 22342752), (1104, 18436818), (1656, 12291212), (1822, 11171376), (2208, 9218409), (2733, 7447584), (3312, 6145606), (3373, 6034464), (3644, 5585688), (5466, 3723792), (6624, 3072803), (6746, 3017232), (7288, 2792844), (8199, 2482528), (10119, 2011488), (10932, 1861896), (13492, 1508616), (14576, 1396422), (16398, 1241264), (20238, 1005744), (20953, 971424), (21864, 930948), (26984, 754308), (29152, 698211), (30357, 670496), (32796, 620632), (40476, 502872), (41906, 485712), (43728, 465474), (53968, 377154), (60714, 335248), (62859, 323808), (65592, 310316), (77579, 262368), (80952, 251436), (83812, 242856), (87456, 232737), (107936, 188577), (121428, 167624), (125718, 161904), (131184, 155158)]