81676276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{18379}}^1$

素因数の和:18495

約数の個数: 24

約数和(自身を含む): 157479840

約数和(自身を除く): 75803564

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 18379, 36758, 73516, 202169, 404338, 808676, 1856279, 3712558, 7425116, 20419069, 40838138, 81676276]

約数ペア:

[(1, 81676276), (2, 40838138), (4, 20419069), (11, 7425116), (22, 3712558), (44, 1856279), (101, 808676), (202, 404338), (404, 202169), (1111, 73516), (2222, 36758), (4444, 18379)]