19669713

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6203}}^1$

素因数の和:6364

約数の個数: 16

約数和(自身を含む): 30176256

約数和(自身を除く): 10506543

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 6203, 18609, 43421, 130263, 936653, 2809959, 6556571, 19669713]

約数ペア:

[(1, 19669713), (3, 6556571), (7, 2809959), (21, 936653), (151, 130263), (453, 43421), (1057, 18609), (3171, 6203)]