1981503016

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{15439}}^1$

素因数の和:15769

約数の個数: 32

約数和(自身を含む): 3790828800

約数和(自身を除く): 1809325784

約数列:

[1, 2, 4, 8, 61, 122, 244, 263, 488, 526, 1052, 2104, 15439, 16043, 30878, 32086, 61756, 64172, 123512, 128344, 941779, 1883558, 3767116, 4060457, 7534232, 8120914, 16241828, 32483656, 247687877, 495375754, 990751508, 1981503016]

約数ペア:

[(1, 1981503016), (2, 990751508), (4, 495375754), (8, 247687877), (61, 32483656), (122, 16241828), (244, 8120914), (263, 7534232), (488, 4060457), (526, 3767116), (1052, 1883558), (2104, 941779), (15439, 128344), (16043, 123512), (30878, 64172), (32086, 61756)]