20779778852

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1709}}^1\times {\mathrm{1913}}^1$

素因数の和:3860

約数の個数: 48

約数和(自身を含む): 41788897920

約数和(自身を除く): 21009119068

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 908, 1589, 1709, 1913, 3178, 3418, 3826, 6356, 6836, 7652, 11963, 13391, 23926, 26782, 47852, 53564, 387943, 434251, 775886, 868502, 1551772, 1737004, 2715601, 3039757, 3269317, 5431202, 6079514, 6538634, 10862404, 12159028, 13077268, 22885219, 45770438, 91540876, 742134959, 1484269918, 2968539836, 5194944713, 10389889426, 20779778852]

約数ペア:

[(1, 20779778852), (2, 10389889426), (4, 5194944713), (7, 2968539836), (14, 1484269918), (28, 742134959), (227, 91540876), (454, 45770438), (908, 22885219), (1589, 13077268), (1709, 12159028), (1913, 10862404), (3178, 6538634), (3418, 6079514), (3826, 5431202), (6356, 3269317), (6836, 3039757), (7652, 2715601), (11963, 1737004), (13391, 1551772), (23926, 868502), (26782, 775886), (47852, 434251), (53564, 387943)]