18709235

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4397}}^1$

素因数の和:4462

約数の個数: 16

約数和(自身を含む): 24065856

約数和(自身を除く): 5356621

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 4397, 21985, 101131, 162689, 505655, 813445, 3741847, 18709235]

約数ペア:

[(1, 18709235), (5, 3741847), (23, 813445), (37, 505655), (115, 162689), (185, 101131), (851, 21985), (4255, 4397)]