20351604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18637}}^1$

素因数の和:18664

約数の個数: 48

約数和(自身を含む): 58448768

約数和(自身を除く): 38097164

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18637, 37274, 55911, 74548, 111822, 130459, 223644, 242281, 260918, 391377, 484562, 521836, 726843, 782754, 969124, 1453686, 1565508, 1695967, 2907372, 3391934, 5087901, 6783868, 10175802, 20351604]

約数ペア:

[(1, 20351604), (2, 10175802), (3, 6783868), (4, 5087901), (6, 3391934), (7, 2907372), (12, 1695967), (13, 1565508), (14, 1453686), (21, 969124), (26, 782754), (28, 726843), (39, 521836), (42, 484562), (52, 391377), (78, 260918), (84, 242281), (91, 223644), (156, 130459), (182, 111822), (273, 74548), (364, 55911), (546, 37274), (1092, 18637)]