20197870855

素因数分解:

$5^1\times {\mathrm{251}}^1\times {\mathrm{479}}^1\times {\mathrm{33599}}^1$

素因数の和:34334

約数の個数: 16

約数和(自身を含む): 24385536000

約数和(自身を除く): 4187665145

約数列:

[1, 5, 251, 479, 1255, 2395, 33599, 120229, 167995, 601145, 8433349, 16093921, 42166745, 80469605, 4039574171, 20197870855]

約数ペア:

[(1, 20197870855), (5, 4039574171), (251, 80469605), (479, 42166745), (1255, 16093921), (2395, 8433349), (33599, 601145), (120229, 167995)]