18424791

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2417}}^1$

素因数の和:2452

約数の個数: 36

約数和(自身を含む): 33445776

約数和(自身を除く): 15020985

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2417, 2541, 7251, 7623, 16919, 21753, 26587, 50757, 79761, 152271, 186109, 239283, 292457, 558327, 877371, 1674981, 2047199, 2632113, 6141597, 18424791]

約数ペア:

[(1, 18424791), (3, 6141597), (7, 2632113), (9, 2047199), (11, 1674981), (21, 877371), (33, 558327), (63, 292457), (77, 239283), (99, 186109), (121, 152271), (231, 79761), (363, 50757), (693, 26587), (847, 21753), (1089, 16919), (2417, 7623), (2541, 7251)]