2017227952

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{490571}}^1$

素因数の和:490836

約数の個数: 20

約数和(自身を含む): 3923594856

約数和(自身を除く): 1906366904

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 490571, 981142, 1962284, 3924568, 7849136, 126076747, 252153494, 504306988, 1008613976, 2017227952]

約数ペア:

[(1, 2017227952), (2, 1008613976), (4, 504306988), (8, 252153494), (16, 126076747), (257, 7849136), (514, 3924568), (1028, 1962284), (2056, 981142), (4112, 490571)]