38340220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19763}}^1$

素因数の和:19869

約数の個数: 24

約数和(自身を含む): 81348624

約数和(自身を除く): 43008404

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 19763, 39526, 79052, 98815, 197630, 395260, 1917011, 3834022, 7668044, 9585055, 19170110, 38340220]

約数ペア:

[(1, 38340220), (2, 19170110), (4, 9585055), (5, 7668044), (10, 3834022), (20, 1917011), (97, 395260), (194, 197630), (388, 98815), (485, 79052), (970, 39526), (1940, 19763)]