18561460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40351}}^1$

素因数の和:40383

約数の個数: 24

約数和(自身を含む): 40674816

約数和(自身を除く): 22113356

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40351, 80702, 161404, 201755, 403510, 807020, 928073, 1856146, 3712292, 4640365, 9280730, 18561460]

約数ペア:

[(1, 18561460), (2, 9280730), (4, 4640365), (5, 3712292), (10, 1856146), (20, 928073), (23, 807020), (46, 403510), (92, 201755), (115, 161404), (230, 80702), (460, 40351)]