18975272

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{44753}}^1$

素因数の和:44812

約数の個数: 16

約数和(自身を含む): 36250740

約数和(自身を除く): 17275468

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 44753, 89506, 179012, 358024, 2371909, 4743818, 9487636, 18975272]

約数ペア:

[(1, 18975272), (2, 9487636), (4, 4743818), (8, 2371909), (53, 358024), (106, 179012), (212, 89506), (424, 44753)]