18134920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26669}}^1$

素因数の和:26697

約数の個数: 32

約数和(自身を含む): 43205400

約数和(自身を除く): 25070480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 26669, 53338, 106676, 133345, 213352, 266690, 453373, 533380, 906746, 1066760, 1813492, 2266865, 3626984, 4533730, 9067460, 18134920]

約数ペア:

[(1, 18134920), (2, 9067460), (4, 4533730), (5, 3626984), (8, 2266865), (10, 1813492), (17, 1066760), (20, 906746), (34, 533380), (40, 453373), (68, 266690), (85, 213352), (136, 133345), (170, 106676), (340, 53338), (680, 26669)]