20280491208

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{2537599}}^1$

素因数の和:2537651

約数の個数: 64

約数和(自身を含む): 57857280000

約数和(自身を除く): 37576788792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3996, 7992, 2537599, 5075198, 7612797, 10150396, 15225594, 20300792, 22838391, 30451188, 45676782, 60902376, 68515173, 91353564, 93891163, 137030346, 182707128, 187782326, 274060692, 281673489, 375564652, 548121384, 563346978, 751129304, 845020467, 1126693956, 1690040934, 2253387912, 2535061401, 3380081868, 5070122802, 6760163736, 10140245604, 20280491208]

約数ペア:

[(1, 20280491208), (2, 10140245604), (3, 6760163736), (4, 5070122802), (6, 3380081868), (8, 2535061401), (9, 2253387912), (12, 1690040934), (18, 1126693956), (24, 845020467), (27, 751129304), (36, 563346978), (37, 548121384), (54, 375564652), (72, 281673489), (74, 274060692), (108, 187782326), (111, 182707128), (148, 137030346), (216, 93891163), (222, 91353564), (296, 68515173), (333, 60902376), (444, 45676782), (666, 30451188), (888, 22838391), (999, 20300792), (1332, 15225594), (1998, 10150396), (2664, 7612797), (3996, 5075198), (7992, 2537599)]