638022242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{117413}}^1$

素因数の和:117458

約数の個数: 32

約数和(自身を含む): 1183533120

約数和(自身を除く): 545510878

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 117413, 234826, 1291543, 1526369, 2230847, 2583086, 3052738, 4461694, 16790059, 24539317, 29001011, 33580118, 49078634, 58002022, 319011121, 638022242]

約数ペア:

[(1, 638022242), (2, 319011121), (11, 58002022), (13, 49078634), (19, 33580118), (22, 29001011), (26, 24539317), (38, 16790059), (143, 4461694), (209, 3052738), (247, 2583086), (286, 2230847), (418, 1526369), (494, 1291543), (2717, 234826), (5434, 117413)]