15679520404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{254389}}^1$

素因数の和:255223

約数の個数: 24

約数和(自身を含む): 28919055200

約数和(自身を除く): 13239534796

約数列:

[1, 2, 4, 19, 38, 76, 811, 1622, 3244, 15409, 30818, 61636, 254389, 508778, 1017556, 4833391, 9666782, 19333564, 206309479, 412618958, 825237916, 3919880101, 7839760202, 15679520404]

約数ペア:

[(1, 15679520404), (2, 7839760202), (4, 3919880101), (19, 825237916), (38, 412618958), (76, 206309479), (811, 19333564), (1622, 9666782), (3244, 4833391), (15409, 1017556), (30818, 508778), (61636, 254389)]