18037240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34687}}^1$

素因数の和:34711

約数の個数: 32

約数和(自身を含む): 43706880

約数和(自身を除く): 25669640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34687, 69374, 138748, 173435, 277496, 346870, 450931, 693740, 901862, 1387480, 1803724, 2254655, 3607448, 4509310, 9018620, 18037240]

約数ペア:

[(1, 18037240), (2, 9018620), (4, 4509310), (5, 3607448), (8, 2254655), (10, 1803724), (13, 1387480), (20, 901862), (26, 693740), (40, 450931), (52, 346870), (65, 277496), (104, 173435), (130, 138748), (260, 69374), (520, 34687)]