20908424

素因数分解:

$2^3\times {\mathrm{1181}}^1\times {\mathrm{2213}}^1$

素因数の和:3400

約数の個数: 16

約数和(自身を含む): 39254220

約数和(自身を除く): 18345796

約数列:

[1, 2, 4, 8, 1181, 2213, 2362, 4426, 4724, 8852, 9448, 17704, 2613553, 5227106, 10454212, 20908424]

約数ペア:

[(1, 20908424), (2, 10454212), (4, 5227106), (8, 2613553), (1181, 17704), (2213, 9448), (2362, 8852), (4426, 4724)]