18864351

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 30073680

約数和(自身を除く): 11209329

約数列:

[1, 3, 9, 11, 33, 89, 99, 267, 801, 979, 2141, 2937, 6423, 8811, 19269, 23551, 70653, 190549, 211959, 571647, 1714941, 2096039, 6288117, 18864351]

約数ペア:

[(1, 18864351), (3, 6288117), (9, 2096039), (11, 1714941), (33, 571647), (89, 211959), (99, 190549), (267, 70653), (801, 23551), (979, 19269), (2141, 8811), (2937, 6423)]