138415418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{13441}}^1$

素因数の和:13733

約数の個数: 16

約数和(自身を含む): 219373440

約数和(自身を除く): 80958022

約数列:

[1, 2, 19, 38, 271, 542, 5149, 10298, 13441, 26882, 255379, 510758, 3642511, 7285022, 69207709, 138415418]

約数ペア:

[(1, 138415418), (2, 69207709), (19, 7285022), (38, 3642511), (271, 510758), (542, 255379), (5149, 26882), (10298, 13441)]