20529812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9739}}^1$

素因数の和:9791

約数の個数: 24

約数和(自身を含む): 39271680

約数和(自身を除く): 18741868

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 9739, 19478, 38956, 165563, 301909, 331126, 603818, 662252, 1207636, 5132453, 10264906, 20529812]

約数ペア:

[(1, 20529812), (2, 10264906), (4, 5132453), (17, 1207636), (31, 662252), (34, 603818), (62, 331126), (68, 301909), (124, 165563), (527, 38956), (1054, 19478), (2108, 9739)]