20499870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12893}}^1$

素因数の和:12956

約数の個数: 32

約数和(自身を含む): 50131872

約数和(自身を除く): 29632002

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12893, 25786, 38679, 64465, 77358, 128930, 193395, 386790, 683329, 1366658, 2049987, 3416645, 4099974, 6833290, 10249935, 20499870]

約数ペア:

[(1, 20499870), (2, 10249935), (3, 6833290), (5, 4099974), (6, 3416645), (10, 2049987), (15, 1366658), (30, 683329), (53, 386790), (106, 193395), (159, 128930), (265, 77358), (318, 64465), (530, 38679), (795, 25786), (1590, 12893)]