20145121424

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21340171}}^1$

素因数の和:21340238

約数の個数: 20

約数和(自身を含む): 39692719920

約数和(自身を除く): 19547598496

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21340171, 42680342, 85360684, 170721368, 341442736, 1259070089, 2518140178, 5036280356, 10072560712, 20145121424]

約数ペア:

[(1, 20145121424), (2, 10072560712), (4, 5036280356), (8, 2518140178), (16, 1259070089), (59, 341442736), (118, 170721368), (236, 85360684), (472, 42680342), (944, 21340171)]