17856358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 13169882

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 569, 923, 1138, 1207, 1846, 2414, 7397, 9673, 14794, 15691, 19346, 31382, 40399, 80798, 125749, 251498, 525187, 686783, 1050374, 1373566, 8928179, 17856358]

約数ペア:

[(1, 17856358), (2, 8928179), (13, 1373566), (17, 1050374), (26, 686783), (34, 525187), (71, 251498), (142, 125749), (221, 80798), (442, 40399), (569, 31382), (923, 19346), (1138, 15691), (1207, 14794), (1846, 9673), (2414, 7397)]