38181140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19681}}^1$

素因数の和:19787

約数の個数: 24

約数和(自身を含む): 81011112

約数和(自身を除く): 42829972

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 19681, 39362, 78724, 98405, 196810, 393620, 1909057, 3818114, 7636228, 9545285, 19090570, 38181140]

約数ペア:

[(1, 38181140), (2, 19090570), (4, 9545285), (5, 7636228), (10, 3818114), (20, 1909057), (97, 393620), (194, 196810), (388, 98405), (485, 78724), (970, 39362), (1940, 19681)]