20127968

素因数分解:

$2^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1523}}^1$

素因数の和:1599

約数の個数: 48

約数和(自身を含む): 46085760

約数和(自身を除く): 25957792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 112, 118, 224, 236, 413, 472, 826, 944, 1523, 1652, 1888, 3046, 3304, 6092, 6608, 10661, 12184, 13216, 21322, 24368, 42644, 48736, 85288, 89857, 170576, 179714, 341152, 359428, 628999, 718856, 1257998, 1437712, 2515996, 2875424, 5031992, 10063984, 20127968]

約数ペア:

[(1, 20127968), (2, 10063984), (4, 5031992), (7, 2875424), (8, 2515996), (14, 1437712), (16, 1257998), (28, 718856), (32, 628999), (56, 359428), (59, 341152), (112, 179714), (118, 170576), (224, 89857), (236, 85288), (413, 48736), (472, 42644), (826, 24368), (944, 21322), (1523, 13216), (1652, 12184), (1888, 10661), (3046, 6608), (3304, 6092)]