20443266

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2381}}^1$

素因数の和:2448

約数の個数: 40

約数和(自身を含む): 46691964

約数和(自身を除く): 26248698

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2381, 2862, 4293, 4762, 7143, 8586, 14286, 21429, 42858, 64287, 126193, 128574, 192861, 252386, 378579, 385722, 757158, 1135737, 2271474, 3407211, 6814422, 10221633, 20443266]

約数ペア:

[(1, 20443266), (2, 10221633), (3, 6814422), (6, 3407211), (9, 2271474), (18, 1135737), (27, 757158), (53, 385722), (54, 378579), (81, 252386), (106, 192861), (159, 128574), (162, 126193), (318, 64287), (477, 42858), (954, 21429), (1431, 14286), (2381, 8586), (2862, 7143), (4293, 4762)]