15819952

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{42989}}^1$

素因数の和:43020

約数の個数: 20

約数和(自身を含む): 31984560

約数和(自身を除く): 16164608

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 42989, 85978, 171956, 343912, 687824, 988747, 1977494, 3954988, 7909976, 15819952]

約数ペア:

[(1, 15819952), (2, 7909976), (4, 3954988), (8, 1977494), (16, 988747), (23, 687824), (46, 343912), (92, 171956), (184, 85978), (368, 42989)]