20190281072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97068659}}^1$

素因数の和:97068680

約数の個数: 20

約数和(自身を含む): 42127798440

約数和(自身を除く): 21937517368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97068659, 194137318, 388274636, 776549272, 1261892567, 1553098544, 2523785134, 5047570268, 10095140536, 20190281072]

約数ペア:

[(1, 20190281072), (2, 10095140536), (4, 5047570268), (8, 2523785134), (13, 1553098544), (16, 1261892567), (26, 776549272), (52, 388274636), (104, 194137318), (208, 97068659)]