20171150922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{644899}}^1$

素因数の和:645318

約数の個数: 32

約数和(自身を含む): 43553966400

約数和(自身を除く): 23382815478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 802, 1203, 2406, 5213, 10426, 15639, 31278, 644899, 1289798, 1934697, 3869394, 8383687, 16767374, 25151061, 50302122, 258604499, 517208998, 775813497, 1551626994, 3361858487, 6723716974, 10085575461, 20171150922]

約数ペア:

[(1, 20171150922), (2, 10085575461), (3, 6723716974), (6, 3361858487), (13, 1551626994), (26, 775813497), (39, 517208998), (78, 258604499), (401, 50302122), (802, 25151061), (1203, 16767374), (2406, 8383687), (5213, 3869394), (10426, 1934697), (15639, 1289798), (31278, 644899)]