20613012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1163}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 55276032

約数和(自身を除く): 34663020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 633, 844, 1163, 1266, 1477, 2326, 2532, 2954, 3489, 4431, 4652, 5908, 6978, 8141, 8862, 13956, 16282, 17724, 24423, 32564, 48846, 97692, 245393, 490786, 736179, 981572, 1472358, 1717751, 2944716, 3435502, 5153253, 6871004, 10306506, 20613012]

約数ペア:

[(1, 20613012), (2, 10306506), (3, 6871004), (4, 5153253), (6, 3435502), (7, 2944716), (12, 1717751), (14, 1472358), (21, 981572), (28, 736179), (42, 490786), (84, 245393), (211, 97692), (422, 48846), (633, 32564), (844, 24423), (1163, 17724), (1266, 16282), (1477, 13956), (2326, 8862), (2532, 8141), (2954, 6978), (3489, 5908), (4431, 4652)]