20706888

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 53706240

約数和(自身を除く): 32999352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 73, 106, 146, 159, 212, 219, 223, 292, 318, 424, 438, 446, 584, 636, 669, 876, 892, 1272, 1338, 1752, 1784, 2676, 3869, 5352, 7738, 11607, 11819, 15476, 16279, 23214, 23638, 30952, 32558, 35457, 46428, 47276, 48837, 65116, 70914, 92856, 94552, 97674, 130232, 141828, 195348, 283656, 390696, 862787, 1725574, 2588361, 3451148, 5176722, 6902296, 10353444, 20706888]

約数ペア:

[(1, 20706888), (2, 10353444), (3, 6902296), (4, 5176722), (6, 3451148), (8, 2588361), (12, 1725574), (24, 862787), (53, 390696), (73, 283656), (106, 195348), (146, 141828), (159, 130232), (212, 97674), (219, 94552), (223, 92856), (292, 70914), (318, 65116), (424, 48837), (438, 47276), (446, 46428), (584, 35457), (636, 32558), (669, 30952), (876, 23638), (892, 23214), (1272, 16279), (1338, 15476), (1752, 11819), (1784, 11607), (2676, 7738), (3869, 5352)]