20949528

素因数分解:

$2^3\times 3^1\times {\mathrm{263}}^1\times {\mathrm{3319}}^1$

素因数の和:3591

約数の個数: 32

約数和(自身を含む): 52588800

約数和(自身を除く): 31639272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 263, 526, 789, 1052, 1578, 2104, 3156, 3319, 6312, 6638, 9957, 13276, 19914, 26552, 39828, 79656, 872897, 1745794, 2618691, 3491588, 5237382, 6983176, 10474764, 20949528]

約数ペア:

[(1, 20949528), (2, 10474764), (3, 6983176), (4, 5237382), (6, 3491588), (8, 2618691), (12, 1745794), (24, 872897), (263, 79656), (526, 39828), (789, 26552), (1052, 19914), (1578, 13276), (2104, 9957), (3156, 6638), (3319, 6312)]