19335980

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9967}}^1$

素因数の和:10073

約数の個数: 24

約数和(自身を含む): 41028288

約数和(自身を除く): 21692308

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 9967, 19934, 39868, 49835, 99670, 199340, 966799, 1933598, 3867196, 4833995, 9667990, 19335980]

約数ペア:

[(1, 19335980), (2, 9667990), (4, 4833995), (5, 3867196), (10, 1933598), (20, 966799), (97, 199340), (194, 99670), (388, 49835), (485, 39868), (970, 19934), (1940, 9967)]