20723592

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^2\times {\mathrm{467}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 53155440

約数和(自身を除く): 32431848

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 467, 516, 934, 1032, 1401, 1849, 1868, 2802, 3698, 3736, 5547, 5604, 7396, 11094, 11208, 14792, 20081, 22188, 40162, 44376, 60243, 80324, 120486, 160648, 240972, 481944, 863483, 1726966, 2590449, 3453932, 5180898, 6907864, 10361796, 20723592]

約数ペア:

[(1, 20723592), (2, 10361796), (3, 6907864), (4, 5180898), (6, 3453932), (8, 2590449), (12, 1726966), (24, 863483), (43, 481944), (86, 240972), (129, 160648), (172, 120486), (258, 80324), (344, 60243), (467, 44376), (516, 40162), (934, 22188), (1032, 20081), (1401, 14792), (1849, 11208), (1868, 11094), (2802, 7396), (3698, 5604), (3736, 5547)]