18387434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 31159296

約数和(自身を除く): 12771862

約数列:

[1, 2, 13, 26, 41, 47, 82, 94, 367, 533, 611, 734, 1066, 1222, 1927, 3854, 4771, 9542, 15047, 17249, 25051, 30094, 34498, 50102, 195611, 224237, 391222, 448474, 707209, 1414418, 9193717, 18387434]

約数ペア:

[(1, 18387434), (2, 9193717), (13, 1414418), (26, 707209), (41, 448474), (47, 391222), (82, 224237), (94, 195611), (367, 50102), (533, 34498), (611, 30094), (734, 25051), (1066, 17249), (1222, 15047), (1927, 9542), (3854, 4771)]