19256402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2089}}^1$

素因数の和:2521

約数の個数: 16

約数和(自身を含む): 31600800

約数和(自身を除く): 12344398

約数列:

[1, 2, 11, 22, 419, 838, 2089, 4178, 4609, 9218, 22979, 45958, 875291, 1750582, 9628201, 19256402]

約数ペア:

[(1, 19256402), (2, 9628201), (11, 1750582), (22, 875291), (419, 45958), (838, 22979), (2089, 9218), (4178, 4609)]