18407350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28319}}^1$

素因数の和:28344

約数の個数: 24

約数和(自身を含む): 36872640

約数和(自身を除く): 18465290

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28319, 56638, 141595, 283190, 368147, 707975, 736294, 1415950, 1840735, 3681470, 9203675, 18407350]

約数ペア:

[(1, 18407350), (2, 9203675), (5, 3681470), (10, 1840735), (13, 1415950), (25, 736294), (26, 707975), (50, 368147), (65, 283190), (130, 141595), (325, 56638), (650, 28319)]