18891694

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2269}}^1$

素因数の和:2475

約数の個数: 16

約数和(自身を含む): 29746080

約数和(自身を除く): 10854386

約数列:

[1, 2, 23, 46, 181, 362, 2269, 4163, 4538, 8326, 52187, 104374, 410689, 821378, 9445847, 18891694]

約数ペア:

[(1, 18891694), (2, 9445847), (23, 821378), (46, 410689), (181, 104374), (362, 52187), (2269, 8326), (4163, 4538)]