20291102

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7727}}^1$

素因数の和:7843

約数の個数: 16

約数和(自身を含む): 33106752

約数和(自身を除く): 12815650

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 7727, 15454, 100451, 200902, 780427, 1560854, 10145551, 20291102]

約数ペア:

[(1, 20291102), (2, 10145551), (13, 1560854), (26, 780427), (101, 200902), (202, 100451), (1313, 15454), (2626, 7727)]