18386764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{417881}}^1$

素因数の和:417896

約数の個数: 12

約数和(自身を含む): 35102088

約数和(自身を除く): 16715324

約数列:

[1, 2, 4, 11, 22, 44, 417881, 835762, 1671524, 4596691, 9193382, 18386764]

約数ペア:

[(1, 18386764), (2, 9193382), (4, 4596691), (11, 1671524), (22, 835762), (44, 417881)]