18493135

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 22651200

約数和(自身を除く): 4158065

約数列:

[1, 5, 103, 149, 241, 515, 745, 1205, 15347, 24823, 35909, 76735, 124115, 179545, 3698627, 18493135]

約数ペア:

[(1, 18493135), (5, 3698627), (103, 179545), (149, 124115), (241, 76735), (515, 35909), (745, 24823), (1205, 15347)]