1293968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6221}}^1$

素因数の和:6242

約数の個数: 20

約数和(自身を含む): 2700348

約数和(自身を除く): 1406380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6221, 12442, 24884, 49768, 80873, 99536, 161746, 323492, 646984, 1293968]

約数ペア:

[(1, 1293968), (2, 646984), (4, 323492), (8, 161746), (13, 99536), (16, 80873), (26, 49768), (52, 24884), (104, 12442), (208, 6221)]