219492788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1013}}^1\times {\mathrm{2851}}^1$

素因数の和:3887

約数の個数: 24

約数和(自身を含む): 404869920

約数和(自身を除く): 185377132

約数列:

[1, 2, 4, 19, 38, 76, 1013, 2026, 2851, 4052, 5702, 11404, 19247, 38494, 54169, 76988, 108338, 216676, 2888063, 5776126, 11552252, 54873197, 109746394, 219492788]

約数ペア:

[(1, 219492788), (2, 109746394), (4, 54873197), (19, 11552252), (38, 5776126), (76, 2888063), (1013, 216676), (2026, 108338), (2851, 76988), (4052, 54169), (5702, 38494), (11404, 19247)]