20726778

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{7559}}^1$

素因数の和:8021

約数の個数: 16

約数和(自身を含む): 41549760

約数和(自身を除く): 20822982

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 7559, 15118, 22677, 45354, 3454463, 6908926, 10363389, 20726778]

約数ペア:

[(1, 20726778), (2, 10363389), (3, 6908926), (6, 3454463), (457, 45354), (914, 22677), (1371, 15118), (2742, 7559)]