18188456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1223}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 40318560

約数和(自身を除く): 22130104

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 169, 286, 338, 572, 676, 1144, 1223, 1352, 1859, 2446, 3718, 4892, 7436, 9784, 13453, 14872, 15899, 26906, 31798, 53812, 63596, 107624, 127192, 174889, 206687, 349778, 413374, 699556, 826748, 1399112, 1653496, 2273557, 4547114, 9094228, 18188456]

約数ペア:

[(1, 18188456), (2, 9094228), (4, 4547114), (8, 2273557), (11, 1653496), (13, 1399112), (22, 826748), (26, 699556), (44, 413374), (52, 349778), (88, 206687), (104, 174889), (143, 127192), (169, 107624), (286, 63596), (338, 53812), (572, 31798), (676, 26906), (1144, 15899), (1223, 14872), (1352, 13453), (1859, 9784), (2446, 7436), (3718, 4892)]