39999754

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1\times {\mathrm{661}}^1$

素因数の和:1125

約数の個数: 16

約数和(自身を含む): 61009920

約数和(自身を除く): 21010166

約数列:

[1, 2, 79, 158, 383, 661, 766, 1322, 30257, 52219, 60514, 104438, 253163, 506326, 19999877, 39999754]

約数ペア:

[(1, 39999754), (2, 19999877), (79, 506326), (158, 253163), (383, 104438), (661, 60514), (766, 52219), (1322, 30257)]