18671510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1229

約数の個数: 48

約数和(自身を含む): 39817008

約数和(自身を除く): 21145498

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1187, 1210, 1430, 1573, 2374, 3146, 5935, 7865, 11870, 13057, 15431, 15730, 26114, 30862, 65285, 77155, 130570, 143627, 154310, 169741, 287254, 339482, 718135, 848705, 1436270, 1697410, 1867151, 3734302, 9335755, 18671510]

約数ペア:

[(1, 18671510), (2, 9335755), (5, 3734302), (10, 1867151), (11, 1697410), (13, 1436270), (22, 848705), (26, 718135), (55, 339482), (65, 287254), (110, 169741), (121, 154310), (130, 143627), (143, 130570), (242, 77155), (286, 65285), (605, 30862), (715, 26114), (1187, 15730), (1210, 15431), (1430, 13057), (1573, 11870), (2374, 7865), (3146, 5935)]