1640392976

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{907297}}^1$

素因数の和:907418

約数の個数: 20

約数和(自身を含む): 3206391132

約数和(自身を除く): 1565998156

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 907297, 1814594, 3629188, 7258376, 14516752, 102524561, 205049122, 410098244, 820196488, 1640392976]

約数ペア:

[(1, 1640392976), (2, 820196488), (4, 410098244), (8, 205049122), (16, 102524561), (113, 14516752), (226, 7258376), (452, 3629188), (904, 1814594), (1808, 907297)]