39919882

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1865

約数の個数: 16

約数和(自身を含む): 61031880

約数和(自身を除く): 21111998

約数列:

[1, 2, 89, 137, 178, 274, 1637, 3274, 12193, 24386, 145693, 224269, 291386, 448538, 19959941, 39919882]

約数ペア:

[(1, 39919882), (2, 19959941), (89, 448538), (137, 291386), (178, 224269), (274, 145693), (1637, 24386), (3274, 12193)]