19278196

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11287}}^1$

素因数の和:11359

約数の個数: 24

約数和(自身を含む): 39191936

約数和(自身を除く): 19913740

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11287, 22574, 45148, 79009, 158018, 316036, 688507, 1377014, 2754028, 4819549, 9639098, 19278196]

約数ペア:

[(1, 19278196), (2, 9639098), (4, 4819549), (7, 2754028), (14, 1377014), (28, 688507), (61, 316036), (122, 158018), (244, 79009), (427, 45148), (854, 22574), (1708, 11287)]