18871450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29033}}^1$

素因数の和:29058

約数の個数: 24

約数和(自身を含む): 37802268

約数和(自身を除く): 18930818

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 29033, 58066, 145165, 290330, 377429, 725825, 754858, 1451650, 1887145, 3774290, 9435725, 18871450]

約数ペア:

[(1, 18871450), (2, 9435725), (5, 3774290), (10, 1887145), (13, 1451650), (25, 754858), (26, 725825), (50, 377429), (65, 290330), (130, 145165), (325, 58066), (650, 29033)]