19865522

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{9257}}^1$

素因数の和:9325

約数の個数: 16

約数和(自身を含む): 31662360

約数和(自身を除く): 11796838

約数列:

[1, 2, 29, 37, 58, 74, 1073, 2146, 9257, 18514, 268453, 342509, 536906, 685018, 9932761, 19865522]

約数ペア:

[(1, 19865522), (2, 9932761), (29, 685018), (37, 536906), (58, 342509), (74, 268453), (1073, 18514), (2146, 9257)]