20407734

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 47738880

約数和(自身を除く): 27331146

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 73, 93, 146, 167, 186, 219, 279, 334, 438, 501, 558, 657, 837, 1002, 1314, 1503, 1674, 1971, 2263, 3006, 3942, 4509, 4526, 5177, 6789, 9018, 10354, 12191, 13578, 15531, 20367, 24382, 31062, 36573, 40734, 46593, 61101, 73146, 93186, 109719, 122202, 139779, 219438, 279558, 329157, 377921, 658314, 755842, 1133763, 2267526, 3401289, 6802578, 10203867, 20407734]

約数ペア:

[(1, 20407734), (2, 10203867), (3, 6802578), (6, 3401289), (9, 2267526), (18, 1133763), (27, 755842), (31, 658314), (54, 377921), (62, 329157), (73, 279558), (93, 219438), (146, 139779), (167, 122202), (186, 109719), (219, 93186), (279, 73146), (334, 61101), (438, 46593), (501, 40734), (558, 36573), (657, 31062), (837, 24382), (1002, 20367), (1314, 15531), (1503, 13578), (1674, 12191), (1971, 10354), (2263, 9018), (3006, 6789), (3942, 5177), (4509, 4526)]