20866530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11789}}^1$

素因数の和:11858

約数の個数: 32

約数和(自身を含む): 50932800

約数和(自身を除く): 30066270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 590, 885, 1770, 11789, 23578, 35367, 58945, 70734, 117890, 176835, 353670, 695551, 1391102, 2086653, 3477755, 4173306, 6955510, 10433265, 20866530]

約数ペア:

[(1, 20866530), (2, 10433265), (3, 6955510), (5, 4173306), (6, 3477755), (10, 2086653), (15, 1391102), (30, 695551), (59, 353670), (118, 176835), (177, 117890), (295, 70734), (354, 58945), (590, 35367), (885, 23578), (1770, 11789)]