20154001072

素因数分解:

$2^4\times {\mathrm{47431}}^1\times {\mathrm{26557}}^1$

素因数の和:73996

約数の個数: 20

約数和(自身を含む): 39050670736

約数和(自身を除く): 18896669664

約数列:

[1, 2, 4, 8, 16, 26557, 47431, 53114, 94862, 106228, 189724, 212456, 379448, 424912, 758896, 1259625067, 2519250134, 5038500268, 10077000536, 20154001072]

約数ペア:

[(1, 20154001072), (2, 10077000536), (4, 5038500268), (8, 2519250134), (16, 1259625067), (26557, 758896), (47431, 424912), (53114, 379448), (94862, 212456), (106228, 189724)]