18859946

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2063}}^1$

素因数の和:2725

約数の個数: 16

約数和(自身を含む): 32396544

約数和(自身を除く): 13536598

約数列:

[1, 2, 7, 14, 653, 1306, 2063, 4126, 4571, 9142, 14441, 28882, 1347139, 2694278, 9429973, 18859946]

約数ペア:

[(1, 18859946), (2, 9429973), (7, 2694278), (14, 1347139), (653, 28882), (1306, 14441), (2063, 9142), (4126, 4571)]