17946760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34513}}^1$

素因数の和:34537

約数の個数: 32

約数和(自身を含む): 43487640

約数和(自身を除く): 25540880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34513, 69026, 138052, 172565, 276104, 345130, 448669, 690260, 897338, 1380520, 1794676, 2243345, 3589352, 4486690, 8973380, 17946760]

約数ペア:

[(1, 17946760), (2, 8973380), (4, 4486690), (5, 3589352), (8, 2243345), (10, 1794676), (13, 1380520), (20, 897338), (26, 690260), (40, 448669), (52, 345130), (65, 276104), (104, 172565), (130, 138052), (260, 69026), (520, 34513)]