20294878728

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1483}}^1\times {\mathrm{30011}}^1$

素因数の和:31522

約数の個数: 64

約数和(自身を含む): 53445369600

約数和(自身を除く): 33150490872

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 1483, 2966, 4449, 5932, 8898, 11864, 17796, 28177, 30011, 35592, 56354, 60022, 84531, 90033, 112708, 120044, 169062, 180066, 225416, 240088, 338124, 360132, 570209, 676248, 720264, 1140418, 1710627, 2280836, 3421254, 4561672, 6842508, 13685016, 44506313, 89012626, 133518939, 178025252, 267037878, 356050504, 534075756, 845619947, 1068151512, 1691239894, 2536859841, 3382479788, 5073719682, 6764959576, 10147439364, 20294878728]

約数ペア:

[(1, 20294878728), (2, 10147439364), (3, 6764959576), (4, 5073719682), (6, 3382479788), (8, 2536859841), (12, 1691239894), (19, 1068151512), (24, 845619947), (38, 534075756), (57, 356050504), (76, 267037878), (114, 178025252), (152, 133518939), (228, 89012626), (456, 44506313), (1483, 13685016), (2966, 6842508), (4449, 4561672), (5932, 3421254), (8898, 2280836), (11864, 1710627), (17796, 1140418), (28177, 720264), (30011, 676248), (35592, 570209), (56354, 360132), (60022, 338124), (84531, 240088), (90033, 225416), (112708, 180066), (120044, 169062)]