19147172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3851}}^1$

素因数の和:3979

約数の個数: 24

約数和(自身を含む): 36886752

約数和(自身を除く): 17739580

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 3851, 4972, 7702, 15404, 42361, 84722, 169444, 435163, 870326, 1740652, 4786793, 9573586, 19147172]

約数ペア:

[(1, 19147172), (2, 9573586), (4, 4786793), (11, 1740652), (22, 870326), (44, 435163), (113, 169444), (226, 84722), (452, 42361), (1243, 15404), (2486, 7702), (3851, 4972)]