19662153

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30203}}^1$

素因数の和:30244

約数の個数: 16

約数和(自身を含む): 30928896

約数和(自身を除く): 11266743

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30203, 90609, 211421, 634263, 936293, 2808879, 6554051, 19662153]

約数ペア:

[(1, 19662153), (3, 6554051), (7, 2808879), (21, 936293), (31, 634263), (93, 211421), (217, 90609), (651, 30203)]