20888093792

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{101501}}^1$

素因数の和:101679

約数の個数: 48

約数和(自身を含む): 42204531600

約数和(自身を除く): 21316437808

約数列:

[1, 2, 4, 8, 16, 32, 59, 109, 118, 218, 236, 436, 472, 872, 944, 1744, 1888, 3488, 6431, 12862, 25724, 51448, 101501, 102896, 203002, 205792, 406004, 812008, 1624016, 3248032, 5988559, 11063609, 11977118, 22127218, 23954236, 44254436, 47908472, 88508872, 95816944, 177017744, 191633888, 354035488, 652752931, 1305505862, 2611011724, 5222023448, 10444046896, 20888093792]

約数ペア:

[(1, 20888093792), (2, 10444046896), (4, 5222023448), (8, 2611011724), (16, 1305505862), (32, 652752931), (59, 354035488), (109, 191633888), (118, 177017744), (218, 95816944), (236, 88508872), (436, 47908472), (472, 44254436), (872, 23954236), (944, 22127218), (1744, 11977118), (1888, 11063609), (3488, 5988559), (6431, 3248032), (12862, 1624016), (25724, 812008), (51448, 406004), (101501, 205792), (102896, 203002)]