12920416

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{5531}}^1$

素因数の和:5614

約数の個数: 24

約数和(自身を含む): 25790184

約数和(自身を除く): 12869768

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 5531, 11062, 22124, 44248, 88496, 176992, 403763, 807526, 1615052, 3230104, 6460208, 12920416]

約数ペア:

[(1, 12920416), (2, 6460208), (4, 3230104), (8, 1615052), (16, 807526), (32, 403763), (73, 176992), (146, 88496), (292, 44248), (584, 22124), (1168, 11062), (2336, 5531)]