15861904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43103}}^1$

素因数の和:43134

約数の個数: 20

約数和(自身を含む): 32069376

約数和(自身を除く): 16207472

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 43103, 86206, 172412, 344824, 689648, 991369, 1982738, 3965476, 7930952, 15861904]

約数ペア:

[(1, 15861904), (2, 7930952), (4, 3965476), (8, 1982738), (16, 991369), (23, 689648), (46, 344824), (92, 172412), (184, 86206), (368, 43103)]