20585852008

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{701}}^1\times {\mathrm{15359}}^1$

素因数の和:16305

約数の個数: 32

約数和(自身を含む): 38817792000

約数和(自身を除く): 18231939992

約数列:

[1, 2, 4, 8, 239, 478, 701, 956, 1402, 1912, 2804, 5608, 15359, 30718, 61436, 122872, 167539, 335078, 670156, 1340312, 3670801, 7341602, 10766659, 14683204, 21533318, 29366408, 43066636, 86133272, 2573231501, 5146463002, 10292926004, 20585852008]

約数ペア:

[(1, 20585852008), (2, 10292926004), (4, 5146463002), (8, 2573231501), (239, 86133272), (478, 43066636), (701, 29366408), (956, 21533318), (1402, 14683204), (1912, 10766659), (2804, 7341602), (5608, 3670801), (15359, 1340312), (30718, 670156), (61436, 335078), (122872, 167539)]