12478856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1237}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 25478040

約数和(自身を除く): 12999184

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1237, 1261, 2474, 2522, 4948, 5044, 9896, 10088, 16081, 32162, 64324, 119989, 128648, 239978, 479956, 959912, 1559857, 3119714, 6239428, 12478856]

約数ペア:

[(1, 12478856), (2, 6239428), (4, 3119714), (8, 1559857), (13, 959912), (26, 479956), (52, 239978), (97, 128648), (104, 119989), (194, 64324), (388, 32162), (776, 16081), (1237, 10088), (1261, 9896), (2474, 5044), (2522, 4948)]