12619537918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{868277}}^1$

素因数の和:868348

約数の個数: 24

約数和(自身を含む): 20974123368

約数和(自身を除く): 8354585450

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 7267, 14534, 868277, 1736554, 11287601, 22575202, 37335911, 74671822, 146738813, 293477626, 485366843, 970733686, 6309768959, 12619537918]

約数ペア:

[(1, 12619537918), (2, 6309768959), (13, 970733686), (26, 485366843), (43, 293477626), (86, 146738813), (169, 74671822), (338, 37335911), (559, 22575202), (1118, 11287601), (7267, 1736554), (14534, 868277)]