618843472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2975209}}^1$

素因数の和:2975230

約数の個数: 20

約数和(自身を含む): 1291241140

約数和(自身を除く): 672397668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2975209, 5950418, 11900836, 23801672, 38677717, 47603344, 77355434, 154710868, 309421736, 618843472]

約数ペア:

[(1, 618843472), (2, 309421736), (4, 154710868), (8, 77355434), (13, 47603344), (16, 38677717), (26, 23801672), (52, 11900836), (104, 5950418), (208, 2975209)]