20113016

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 47623680

約数和(自身を除く): 27510664

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 103, 154, 206, 308, 317, 412, 616, 634, 721, 824, 1133, 1268, 1442, 2219, 2266, 2536, 2884, 3487, 4438, 4532, 5768, 6974, 7931, 8876, 9064, 13948, 15862, 17752, 24409, 27896, 31724, 32651, 48818, 63448, 65302, 97636, 130604, 195272, 228557, 261208, 359161, 457114, 718322, 914228, 1436644, 1828456, 2514127, 2873288, 5028254, 10056508, 20113016]

約数ペア:

[(1, 20113016), (2, 10056508), (4, 5028254), (7, 2873288), (8, 2514127), (11, 1828456), (14, 1436644), (22, 914228), (28, 718322), (44, 457114), (56, 359161), (77, 261208), (88, 228557), (103, 195272), (154, 130604), (206, 97636), (308, 65302), (317, 63448), (412, 48818), (616, 32651), (634, 31724), (721, 27896), (824, 24409), (1133, 17752), (1268, 15862), (1442, 13948), (2219, 9064), (2266, 8876), (2536, 7931), (2884, 6974), (3487, 5768), (4438, 4532)]