19912634

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 35392896

約数和(自身を除く): 15480262

約数列:

[1, 2, 7, 14, 41, 82, 113, 226, 287, 307, 574, 614, 791, 1582, 2149, 4298, 4633, 9266, 12587, 25174, 32431, 34691, 64862, 69382, 88109, 176218, 242837, 485674, 1422331, 2844662, 9956317, 19912634]

約数ペア:

[(1, 19912634), (2, 9956317), (7, 2844662), (14, 1422331), (41, 485674), (82, 242837), (113, 176218), (226, 88109), (287, 69382), (307, 64862), (574, 34691), (614, 32431), (791, 25174), (1582, 12587), (2149, 9266), (4298, 4633)]