20216008

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{7039}}^1$

素因数の和:7404

約数の個数: 16

約数和(自身を含む): 38016000

約数和(自身を除く): 17799992

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 7039, 14078, 28156, 56312, 2527001, 5054002, 10108004, 20216008]

約数ペア:

[(1, 20216008), (2, 10108004), (4, 5054002), (8, 2527001), (359, 56312), (718, 28156), (1436, 14078), (2872, 7039)]