2688897808

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{321331}}^1$

素因数の和:321862

約数の個数: 20

約数和(自身を含む): 5219717008

約数和(自身を除く): 2530819200

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 4184, 8368, 321331, 642662, 1285324, 2570648, 5141296, 168056113, 336112226, 672224452, 1344448904, 2688897808]

約数ペア:

[(1, 2688897808), (2, 1344448904), (4, 672224452), (8, 336112226), (16, 168056113), (523, 5141296), (1046, 2570648), (2092, 1285324), (4184, 642662), (8368, 321331)]