18128830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^3\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 34344000

約数和(自身を除く): 16215170

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 529, 745, 1058, 1490, 2645, 3427, 5290, 6854, 12167, 17135, 24334, 34270, 60835, 78821, 121670, 157642, 394105, 788210, 1812883, 3625766, 9064415, 18128830]

約数ペア:

[(1, 18128830), (2, 9064415), (5, 3625766), (10, 1812883), (23, 788210), (46, 394105), (115, 157642), (149, 121670), (230, 78821), (298, 60835), (529, 34270), (745, 24334), (1058, 17135), (1490, 12167), (2645, 6854), (3427, 5290)]