38986930

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{63913}}^1$

素因数の和:63981

約数の個数: 16

約数和(自身を含む): 71328024

約数和(自身を除く): 32341094

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 63913, 127826, 319565, 639130, 3898693, 7797386, 19493465, 38986930]

約数ペア:

[(1, 38986930), (2, 19493465), (5, 7797386), (10, 3898693), (61, 639130), (122, 319565), (305, 127826), (610, 63913)]