20809584

素因数分解:

$2^4\times 3^2\times {\mathrm{144511}}^1$

素因数の和:144525

約数の個数: 30

約数和(自身を含む): 58238336

約数和(自身を除く): 37428752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144511, 289022, 433533, 578044, 867066, 1156088, 1300599, 1734132, 2312176, 2601198, 3468264, 5202396, 6936528, 10404792, 20809584]

約数ペア:

[(1, 20809584), (2, 10404792), (3, 6936528), (4, 5202396), (6, 3468264), (8, 2601198), (9, 2312176), (12, 1734132), (16, 1300599), (18, 1156088), (24, 867066), (36, 578044), (48, 433533), (72, 289022), (144, 144511)]