19315972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12809}}^1$

素因数の和:12855

約数の個数: 24

約数和(自身を含む): 37661400

約数和(自身を除く): 18345428

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12809, 25618, 51236, 166517, 333034, 371461, 666068, 742922, 1485844, 4828993, 9657986, 19315972]

約数ペア:

[(1, 19315972), (2, 9657986), (4, 4828993), (13, 1485844), (26, 742922), (29, 666068), (52, 371461), (58, 333034), (116, 166517), (377, 51236), (754, 25618), (1508, 12809)]