81020522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 140313600

約数和(自身を除く): 59293078

約数列:

[1, 2, 11, 19, 22, 38, 209, 239, 418, 478, 811, 1622, 2629, 4541, 5258, 8921, 9082, 15409, 17842, 30818, 49951, 99902, 169499, 193829, 338998, 387658, 2132119, 3682751, 4264238, 7365502, 40510261, 81020522]

約数ペア:

[(1, 81020522), (2, 40510261), (11, 7365502), (19, 4264238), (22, 3682751), (38, 2132119), (209, 387658), (239, 338998), (418, 193829), (478, 169499), (811, 99902), (1622, 49951), (2629, 30818), (4541, 17842), (5258, 15409), (8921, 9082)]