19710628

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2293}}^1$

素因数の和:2611

約数の個数: 24

約数和(自身を含む): 39566912

約数和(自身を除く): 19856284

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 2293, 4298, 4586, 8596, 9172, 16051, 32102, 64204, 703951, 1407902, 2815804, 4927657, 9855314, 19710628]

約数ペア:

[(1, 19710628), (2, 9855314), (4, 4927657), (7, 2815804), (14, 1407902), (28, 703951), (307, 64204), (614, 32102), (1228, 16051), (2149, 9172), (2293, 8596), (4298, 4586)]