18069640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26573}}^1$

素因数の和:26601

約数の個数: 32

約数和(自身を含む): 43049880

約数和(自身を除く): 24980240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 26573, 53146, 106292, 132865, 212584, 265730, 451741, 531460, 903482, 1062920, 1806964, 2258705, 3613928, 4517410, 9034820, 18069640]

約数ペア:

[(1, 18069640), (2, 9034820), (4, 4517410), (5, 3613928), (8, 2258705), (10, 1806964), (17, 1062920), (20, 903482), (34, 531460), (40, 451741), (68, 265730), (85, 212584), (136, 132865), (170, 106292), (340, 53146), (680, 26573)]