20176411281

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{25013}}^1$

素因数の和:25122

約数の個数: 48

約数和(自身を含む): 30614734656

約数和(自身を除く): 10438323375

約数列:

[1, 3, 13, 37, 39, 43, 111, 129, 169, 481, 507, 559, 1443, 1591, 1677, 4773, 6253, 7267, 18759, 20683, 21801, 25013, 62049, 75039, 268879, 325169, 806637, 925481, 975507, 1075559, 2776443, 3226677, 4227197, 12031253, 12681591, 13982267, 36093759, 39795683, 41946801, 119387049, 156406289, 181769471, 469218867, 517343879, 545308413, 1552031637, 6725470427, 20176411281]

約数ペア:

[(1, 20176411281), (3, 6725470427), (13, 1552031637), (37, 545308413), (39, 517343879), (43, 469218867), (111, 181769471), (129, 156406289), (169, 119387049), (481, 41946801), (507, 39795683), (559, 36093759), (1443, 13982267), (1591, 12681591), (1677, 12031253), (4773, 4227197), (6253, 3226677), (7267, 2776443), (18759, 1075559), (20683, 975507), (21801, 925481), (25013, 806637), (62049, 325169), (75039, 268879)]