2780451592

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{20444497}}^1$

素因数の和:20444520

約数の個数: 16

約数和(自身を含む): 5520014460

約数和(自身を除く): 2739562868

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 20444497, 40888994, 81777988, 163555976, 347556449, 695112898, 1390225796, 2780451592]

約数ペア:

[(1, 2780451592), (2, 1390225796), (4, 695112898), (8, 347556449), (17, 163555976), (34, 81777988), (68, 40888994), (136, 20444497)]