17998465

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{359}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 22325760

約数和(自身を除く): 4327295

約数列:

[1, 5, 37, 185, 271, 359, 1355, 1795, 10027, 13283, 50135, 66415, 97289, 486445, 3599693, 17998465]

約数ペア:

[(1, 17998465), (5, 3599693), (37, 486445), (185, 97289), (271, 66415), (359, 50135), (1355, 13283), (1795, 10027)]