19293868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1747}}^1$

素因数の和:2013

約数の個数: 24

約数和(自身を含む): 37001664

約数和(自身を除く): 17707796

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 1747, 2761, 3494, 5522, 6988, 11044, 19217, 38434, 76868, 438497, 876994, 1753988, 4823467, 9646934, 19293868]

約数ペア:

[(1, 19293868), (2, 9646934), (4, 4823467), (11, 1753988), (22, 876994), (44, 438497), (251, 76868), (502, 38434), (1004, 19217), (1747, 11044), (2761, 6988), (3494, 5522)]