20749767731

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23977}}^1\times {\mathrm{11239}}^1$

素因数の和:35234

約数の個数: 16

約数和(自身を含む): 25873221120

約数和(自身を除く): 5123453389

約数列:

[1, 7, 11, 77, 11239, 23977, 78673, 123629, 167839, 263747, 865403, 1846229, 269477503, 1886342521, 2964252533, 20749767731]

約数ペア:

[(1, 20749767731), (7, 2964252533), (11, 1886342521), (77, 269477503), (11239, 1846229), (23977, 865403), (78673, 263747), (123629, 167839)]