12920223084

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{3439889}}^1$

素因数の和:3440209

約数の個数: 24

約数和(自身を含む): 30243512880

約数和(自身を除く): 17323289796

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 3439889, 6879778, 10319667, 13759556, 20639334, 41278668, 1076685257, 2153370514, 3230055771, 4306741028, 6460111542, 12920223084]

約数ペア:

[(1, 12920223084), (2, 6460111542), (3, 4306741028), (4, 3230055771), (6, 2153370514), (12, 1076685257), (313, 41278668), (626, 20639334), (939, 13759556), (1252, 10319667), (1878, 6879778), (3756, 3439889)]