18911301695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2879}}^1\times {\mathrm{9187}}^1$

素因数の和:12095

約数の個数: 32

約数和(自身を含む): 26673131520

約数和(自身を除く): 7761829825

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2879, 9187, 14395, 31669, 37427, 45935, 101057, 119431, 158345, 187135, 411697, 505285, 597155, 1313741, 2058485, 6568705, 26449373, 132246865, 290943103, 343841849, 1454715515, 1719209245, 3782260339, 18911301695]

約数ペア:

[(1, 18911301695), (5, 3782260339), (11, 1719209245), (13, 1454715515), (55, 343841849), (65, 290943103), (143, 132246865), (715, 26449373), (2879, 6568705), (9187, 2058485), (14395, 1313741), (31669, 597155), (37427, 505285), (45935, 411697), (101057, 187135), (119431, 158345)]