20212777712

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12507907}}^1$

素因数の和:12508016

約数の個数: 20

約数和(自身を含む): 39550005096

約数和(自身を除く): 19337227384

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12507907, 25015814, 50031628, 100063256, 200126512, 1263298607, 2526597214, 5053194428, 10106388856, 20212777712]

約数ペア:

[(1, 20212777712), (2, 10106388856), (4, 5053194428), (8, 2526597214), (16, 1263298607), (101, 200126512), (202, 100063256), (404, 50031628), (808, 25015814), (1616, 12507907)]