18996484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3617}}^1$

素因数の和:3735

約数の個数: 24

約数和(自身を含む): 36165528

約数和(自身を除く): 17169044

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 3617, 5252, 7234, 14468, 47021, 94042, 188084, 365317, 730634, 1461268, 4749121, 9498242, 18996484]

約数ペア:

[(1, 18996484), (2, 9498242), (4, 4749121), (13, 1461268), (26, 730634), (52, 365317), (101, 188084), (202, 94042), (404, 47021), (1313, 14468), (2626, 7234), (3617, 5252)]