17990764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37171}}^1$

素因数の和:37197

約数の個数: 18

約数和(自身を含む): 34607132

約数和(自身を除く): 16616368

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 37171, 74342, 148684, 408881, 817762, 1635524, 4497691, 8995382, 17990764]

約数ペア:

[(1, 17990764), (2, 8995382), (4, 4497691), (11, 1635524), (22, 817762), (44, 408881), (121, 148684), (242, 74342), (484, 37171)]