20556552

素因数分解:

$2^3\times 3^1\times {\mathrm{173}}^1\times {\mathrm{4951}}^1$

素因数の和:5133

約数の個数: 32

約数和(自身を含む): 51698880

約数和(自身を除く): 31142328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 173, 346, 519, 692, 1038, 1384, 2076, 4152, 4951, 9902, 14853, 19804, 29706, 39608, 59412, 118824, 856523, 1713046, 2569569, 3426092, 5139138, 6852184, 10278276, 20556552]

約数ペア:

[(1, 20556552), (2, 10278276), (3, 6852184), (4, 5139138), (6, 3426092), (8, 2569569), (12, 1713046), (24, 856523), (173, 118824), (346, 59412), (519, 39608), (692, 29706), (1038, 19804), (1384, 14853), (2076, 9902), (4152, 4951)]