81976924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19763}}^1$

素因数の和:19845

約数の個数: 24

約数和(自身を含む): 154396368

約数和(自身を除く): 72419444

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 1037, 2074, 4148, 19763, 39526, 79052, 335971, 671942, 1205543, 1343884, 2411086, 4822172, 20494231, 40988462, 81976924]

約数ペア:

[(1, 81976924), (2, 40988462), (4, 20494231), (17, 4822172), (34, 2411086), (61, 1343884), (68, 1205543), (122, 671942), (244, 335971), (1037, 79052), (2074, 39526), (4148, 19763)]