12878086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 22176000

約数和(自身を除く): 9297914

約数列:

[1, 2, 13, 19, 26, 38, 131, 199, 247, 262, 398, 494, 1703, 2489, 2587, 3406, 3781, 4978, 5174, 7562, 26069, 32357, 49153, 52138, 64714, 98306, 338897, 495311, 677794, 990622, 6439043, 12878086]

約数ペア:

[(1, 12878086), (2, 6439043), (13, 990622), (19, 677794), (26, 495311), (38, 338897), (131, 98306), (199, 64714), (247, 52138), (262, 49153), (398, 32357), (494, 26069), (1703, 7562), (2489, 5174), (2587, 4978), (3406, 3781)]