20172649744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4216691}}^1$

素因数の和:4216735

約数の個数: 40

約数和(自身を含む): 43921063872

約数和(自身を除く): 23748414128

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 4216691, 8433382, 16866764, 33733528, 54816983, 67467056, 96983893, 109633966, 193967786, 219267932, 387935572, 438535864, 775871144, 877071728, 1260790609, 1551742288, 2521581218, 5043162436, 10086324872, 20172649744]

約数ペア:

[(1, 20172649744), (2, 10086324872), (4, 5043162436), (8, 2521581218), (13, 1551742288), (16, 1260790609), (23, 877071728), (26, 775871144), (46, 438535864), (52, 387935572), (92, 219267932), (104, 193967786), (184, 109633966), (208, 96983893), (299, 67467056), (368, 54816983), (598, 33733528), (1196, 16866764), (2392, 8433382), (4784, 4216691)]