18293416

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{25693}}^1$

素因数の和:25788

約数の個数: 16

約数和(自身を含む): 34686900

約数和(自身を除く): 16393484

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 25693, 51386, 102772, 205544, 2286677, 4573354, 9146708, 18293416]

約数ペア:

[(1, 18293416), (2, 9146708), (4, 4573354), (8, 2286677), (89, 205544), (178, 102772), (356, 51386), (712, 25693)]