20186005520

素因数分解:

$2^4\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{190147}}^1$

素因数の和:191487

約数の個数: 40

約数和(自身を含む): 46968077184

約数和(自身を除く): 26782071664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1327, 2654, 5308, 6635, 10616, 13270, 21232, 26540, 53080, 106160, 190147, 380294, 760588, 950735, 1521176, 1901470, 3042352, 3802940, 7605880, 15211760, 252325069, 504650138, 1009300276, 1261625345, 2018600552, 2523250690, 4037201104, 5046501380, 10093002760, 20186005520]

約数ペア:

[(1, 20186005520), (2, 10093002760), (4, 5046501380), (5, 4037201104), (8, 2523250690), (10, 2018600552), (16, 1261625345), (20, 1009300276), (40, 504650138), (80, 252325069), (1327, 15211760), (2654, 7605880), (5308, 3802940), (6635, 3042352), (10616, 1901470), (13270, 1521176), (21232, 950735), (26540, 760588), (53080, 380294), (106160, 190147)]