19692940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10151}}^1$

素因数の和:10257

約数の個数: 24

約数和(自身を含む): 41785632

約数和(自身を除く): 22092692

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 10151, 20302, 40604, 50755, 101510, 203020, 984647, 1969294, 3938588, 4923235, 9846470, 19692940]

約数ペア:

[(1, 19692940), (2, 9846470), (4, 4923235), (5, 3938588), (10, 1969294), (20, 984647), (97, 203020), (194, 101510), (388, 50755), (485, 40604), (970, 20302), (1940, 10151)]