18267950

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{2789}}^1$

素因数の和:2932

約数の個数: 24

約数和(自身を含む): 34250040

約数和(自身を除く): 15982090

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 655, 1310, 2789, 3275, 5578, 6550, 13945, 27890, 69725, 139450, 365359, 730718, 1826795, 3653590, 9133975, 18267950]

約数ペア:

[(1, 18267950), (2, 9133975), (5, 3653590), (10, 1826795), (25, 730718), (50, 365359), (131, 139450), (262, 69725), (655, 27890), (1310, 13945), (2789, 6550), (3275, 5578)]