20556396

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27191}}^1$

素因数の和:27211

約数の個数: 48

約数和(自身を含む): 60910080

約数和(自身を除く): 40353684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27191, 54382, 81573, 108764, 163146, 190337, 244719, 326292, 380674, 489438, 571011, 734157, 761348, 978876, 1142022, 1468314, 1713033, 2284044, 2936628, 3426066, 5139099, 6852132, 10278198, 20556396]

約数ペア:

[(1, 20556396), (2, 10278198), (3, 6852132), (4, 5139099), (6, 3426066), (7, 2936628), (9, 2284044), (12, 1713033), (14, 1468314), (18, 1142022), (21, 978876), (27, 761348), (28, 734157), (36, 571011), (42, 489438), (54, 380674), (63, 326292), (84, 244719), (108, 190337), (126, 163146), (189, 108764), (252, 81573), (378, 54382), (756, 27191)]