18332120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26959}}^1$

素因数の和:26987

約数の個数: 32

約数和(自身を含む): 43675200

約数和(自身を除く): 25343080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 26959, 53918, 107836, 134795, 215672, 269590, 458303, 539180, 916606, 1078360, 1833212, 2291515, 3666424, 4583030, 9166060, 18332120]

約数ペア:

[(1, 18332120), (2, 9166060), (4, 4583030), (5, 3666424), (8, 2291515), (10, 1833212), (17, 1078360), (20, 916606), (34, 539180), (40, 458303), (68, 269590), (85, 215672), (136, 134795), (170, 107836), (340, 53918), (680, 26959)]