19705846

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{743}}^1$

素因数の和:983

約数の個数: 16

約数和(自身を含む): 30132000

約数和(自身を除く): 10426154

約数列:

[1, 2, 89, 149, 178, 298, 743, 1486, 13261, 26522, 66127, 110707, 132254, 221414, 9852923, 19705846]

約数ペア:

[(1, 19705846), (2, 9852923), (89, 221414), (149, 132254), (178, 110707), (298, 66127), (743, 26522), (1486, 13261)]