2019172928

素因数分解:

$2^6\times {\mathrm{257}}^1\times {\mathrm{122761}}^1$

素因数の和:123030

約数の個数: 28

約数和(自身を含む): 4022419692

約数和(自身を除く): 2003246764

約数列:

[1, 2, 4, 8, 16, 32, 64, 257, 514, 1028, 2056, 4112, 8224, 16448, 122761, 245522, 491044, 982088, 1964176, 3928352, 7856704, 31549577, 63099154, 126198308, 252396616, 504793232, 1009586464, 2019172928]

約数ペア:

[(1, 2019172928), (2, 1009586464), (4, 504793232), (8, 252396616), (16, 126198308), (32, 63099154), (64, 31549577), (257, 7856704), (514, 3928352), (1028, 1964176), (2056, 982088), (4112, 491044), (8224, 245522), (16448, 122761)]