19559364

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2087}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 50512896

約数和(自身を除く): 30953532

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2087, 2343, 3124, 4174, 4686, 6261, 8348, 9372, 12522, 22957, 25044, 45914, 68871, 91828, 137742, 148177, 275484, 296354, 444531, 592708, 889062, 1629947, 1778124, 3259894, 4889841, 6519788, 9779682, 19559364]

約数ペア:

[(1, 19559364), (2, 9779682), (3, 6519788), (4, 4889841), (6, 3259894), (11, 1778124), (12, 1629947), (22, 889062), (33, 592708), (44, 444531), (66, 296354), (71, 275484), (132, 148177), (142, 137742), (213, 91828), (284, 68871), (426, 45914), (781, 25044), (852, 22957), (1562, 12522), (2087, 9372), (2343, 8348), (3124, 6261), (4174, 4686)]