20261703

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 33914880

約数和(自身を除く): 13653177

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 367, 717, 1101, 1673, 2569, 2629, 4037, 5019, 7707, 7887, 12111, 18403, 28259, 55209, 84777, 87713, 263139, 613991, 964843, 1841973, 2894529, 6753901, 20261703]

約数ペア:

[(1, 20261703), (3, 6753901), (7, 2894529), (11, 1841973), (21, 964843), (33, 613991), (77, 263139), (231, 87713), (239, 84777), (367, 55209), (717, 28259), (1101, 18403), (1673, 12111), (2569, 7887), (2629, 7707), (4037, 5019)]