18343340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53951}}^1$

素因数の和:53977

約数の個数: 24

約数和(自身を含む): 40787712

約数和(自身を除く): 22444372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 53951, 107902, 215804, 269755, 539510, 917167, 1079020, 1834334, 3668668, 4585835, 9171670, 18343340]

約数ペア:

[(1, 18343340), (2, 9171670), (4, 4585835), (5, 3668668), (10, 1834334), (17, 1079020), (20, 917167), (34, 539510), (68, 269755), (85, 215804), (170, 107902), (340, 53951)]