220170928

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{443893}}^1$

素因数の和:443932

約数の個数: 20

約数和(自身を含む): 440342848

約数和(自身を除く): 220171920

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 443893, 887786, 1775572, 3551144, 7102288, 13760683, 27521366, 55042732, 110085464, 220170928]

約数ペア:

[(1, 220170928), (2, 110085464), (4, 55042732), (8, 27521366), (16, 13760683), (31, 7102288), (62, 3551144), (124, 1775572), (248, 887786), (496, 443893)]