20397870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{226643}}^1$

素因数の和:226656

約数の個数: 24

約数和(自身を含む): 53034696

約数和(自身を除く): 32636826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 226643, 453286, 679929, 1133215, 1359858, 2039787, 2266430, 3399645, 4079574, 6799290, 10198935, 20397870]

約数ペア:

[(1, 20397870), (2, 10198935), (3, 6799290), (5, 4079574), (6, 3399645), (9, 2266430), (10, 2039787), (15, 1359858), (18, 1133215), (30, 679929), (45, 453286), (90, 226643)]