19366528

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 39143520

約数和(自身を除く): 19776992

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2131, 2272, 4262, 4544, 8524, 9088, 17048, 34096, 68192, 136384, 151301, 272768, 302602, 605204, 1210408, 2420816, 4841632, 9683264, 19366528]

約数ペア:

[(1, 19366528), (2, 9683264), (4, 4841632), (8, 2420816), (16, 1210408), (32, 605204), (64, 302602), (71, 272768), (128, 151301), (142, 136384), (284, 68192), (568, 34096), (1136, 17048), (2131, 9088), (2272, 8524), (4262, 4544)]