18477008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:675

約数の個数: 40

約数和(自身を含む): 39298080

約数和(自身を除く): 20821072

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 277, 379, 554, 758, 1108, 1516, 2216, 3032, 3047, 4169, 4432, 6064, 6094, 8338, 12188, 16676, 24376, 33352, 48752, 66704, 104983, 209966, 419932, 839864, 1154813, 1679728, 2309626, 4619252, 9238504, 18477008]

約数ペア:

[(1, 18477008), (2, 9238504), (4, 4619252), (8, 2309626), (11, 1679728), (16, 1154813), (22, 839864), (44, 419932), (88, 209966), (176, 104983), (277, 66704), (379, 48752), (554, 33352), (758, 24376), (1108, 16676), (1516, 12188), (2216, 8338), (3032, 6094), (3047, 6064), (4169, 4432)]