20994837

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5741}}^1$

素因数の和:5820

約数の個数: 16

約数和(自身を含む): 29766528

約数和(自身を除く): 8771691

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5741, 17223, 132043, 304273, 396129, 912819, 6998279, 20994837]

約数ペア:

[(1, 20994837), (3, 6998279), (23, 912819), (53, 396129), (69, 304273), (159, 132043), (1219, 17223), (3657, 5741)]