39779974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17191}}^1$

素因数の和:17295

約数の個数: 16

約数和(自身を含む): 64985760

約数和(自身を除く): 25205786

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 17191, 34382, 223483, 446966, 1529999, 3059998, 19889987, 39779974]

約数ペア:

[(1, 39779974), (2, 19889987), (13, 3059998), (26, 1529999), (89, 446966), (178, 223483), (1157, 34382), (2314, 17191)]