19532890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1549}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 38278800

約数和(自身を除く): 18745910

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 1549, 2522, 3098, 6305, 7745, 12610, 15490, 20137, 40274, 100685, 150253, 201370, 300506, 751265, 1502530, 1953289, 3906578, 9766445, 19532890]

約数ペア:

[(1, 19532890), (2, 9766445), (5, 3906578), (10, 1953289), (13, 1502530), (26, 751265), (65, 300506), (97, 201370), (130, 150253), (194, 100685), (485, 40274), (970, 20137), (1261, 15490), (1549, 12610), (2522, 7745), (3098, 6305)]