19647264

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 64193472

約数和(自身を除く): 44546208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 169, 173, 182, 208, 224, 273, 312, 336, 338, 346, 364, 416, 507, 519, 546, 624, 672, 676, 692, 728, 1014, 1038, 1092, 1183, 1211, 1248, 1352, 1384, 1456, 2028, 2076, 2184, 2249, 2366, 2422, 2704, 2768, 2912, 3549, 3633, 4056, 4152, 4368, 4498, 4732, 4844, 5408, 5536, 6747, 7098, 7266, 8112, 8304, 8736, 8996, 9464, 9688, 13494, 14196, 14532, 15743, 16224, 16608, 17992, 18928, 19376, 26988, 28392, 29064, 29237, 31486, 35984, 37856, 38752, 47229, 53976, 56784, 58128, 58474, 62972, 71968, 87711, 94458, 107952, 113568, 116256, 116948, 125944, 175422, 188916, 204659, 215904, 233896, 251888, 350844, 377832, 409318, 467792, 503776, 613977, 701688, 755664, 818636, 935584, 1227954, 1403376, 1511328, 1637272, 2455908, 2806752, 3274544, 4911816, 6549088, 9823632, 19647264]

約数ペア:

[(1, 19647264), (2, 9823632), (3, 6549088), (4, 4911816), (6, 3274544), (7, 2806752), (8, 2455908), (12, 1637272), (13, 1511328), (14, 1403376), (16, 1227954), (21, 935584), (24, 818636), (26, 755664), (28, 701688), (32, 613977), (39, 503776), (42, 467792), (48, 409318), (52, 377832), (56, 350844), (78, 251888), (84, 233896), (91, 215904), (96, 204659), (104, 188916), (112, 175422), (156, 125944), (168, 116948), (169, 116256), (173, 113568), (182, 107952), (208, 94458), (224, 87711), (273, 71968), (312, 62972), (336, 58474), (338, 58128), (346, 56784), (364, 53976), (416, 47229), (507, 38752), (519, 37856), (546, 35984), (624, 31486), (672, 29237), (676, 29064), (692, 28392), (728, 26988), (1014, 19376), (1038, 18928), (1092, 17992), (1183, 16608), (1211, 16224), (1248, 15743), (1352, 14532), (1384, 14196), (1456, 13494), (2028, 9688), (2076, 9464), (2184, 8996), (2249, 8736), (2366, 8304), (2422, 8112), (2704, 7266), (2768, 7098), (2912, 6747), (3549, 5536), (3633, 5408), (4056, 4844), (4152, 4732), (4368, 4498)]