19714288

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 60

約数和(自身を含む): 44528400

約数和(自身を除く): 24814112

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 374, 484, 599, 748, 968, 1198, 1496, 1936, 2057, 2396, 2992, 4114, 4792, 6589, 8228, 9584, 10183, 13178, 16456, 20366, 26356, 32912, 40732, 52712, 72479, 81464, 105424, 112013, 144958, 162928, 224026, 289916, 448052, 579832, 896104, 1159664, 1232143, 1792208, 2464286, 4928572, 9857144, 19714288]

約数ペア:

[(1, 19714288), (2, 9857144), (4, 4928572), (8, 2464286), (11, 1792208), (16, 1232143), (17, 1159664), (22, 896104), (34, 579832), (44, 448052), (68, 289916), (88, 224026), (121, 162928), (136, 144958), (176, 112013), (187, 105424), (242, 81464), (272, 72479), (374, 52712), (484, 40732), (599, 32912), (748, 26356), (968, 20366), (1198, 16456), (1496, 13178), (1936, 10183), (2057, 9584), (2396, 8228), (2992, 6589), (4114, 4792)]