19753797

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{5197}}^1$

素因数の和:5388

約数の個数: 16

約数和(自身を含む): 30273152

約数和(自身を除く): 10519355

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 5197, 15591, 36379, 109137, 940657, 2821971, 6584599, 19753797]

約数ペア:

[(1, 19753797), (3, 6584599), (7, 2821971), (21, 940657), (181, 109137), (543, 36379), (1267, 15591), (3801, 5197)]