139888912

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{44381}}^1$

素因数の和:44586

約数の個数: 20

約数和(自身を含む): 272416716

約数和(自身を除く): 132527804

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 44381, 88762, 177524, 355048, 710096, 8743057, 17486114, 34972228, 69944456, 139888912]

約数ペア:

[(1, 139888912), (2, 69944456), (4, 34972228), (8, 17486114), (16, 8743057), (197, 710096), (394, 355048), (788, 177524), (1576, 88762), (3152, 44381)]