193669450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{297953}}^1$

素因数の和:297978

約数の個数: 24

約数和(自身を含む): 387936108

約数和(自身を除く): 194266658

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 297953, 595906, 1489765, 2979530, 3873389, 7448825, 7746778, 14897650, 19366945, 38733890, 96834725, 193669450]

約数ペア:

[(1, 193669450), (2, 96834725), (5, 38733890), (10, 19366945), (13, 14897650), (25, 7746778), (26, 7448825), (50, 3873389), (65, 2979530), (130, 1489765), (325, 595906), (650, 297953)]