20178869904

素因数分解:

$2^4\times 3^3\times {\mathrm{251}}^1\times {\mathrm{186097}}^1$

素因数の和:186365

約数の個数: 80

約数和(自身を含む): 58151903040

約数和(自身を除く): 37973033136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 251, 432, 502, 753, 1004, 1506, 2008, 2259, 3012, 4016, 4518, 6024, 6777, 9036, 12048, 13554, 18072, 27108, 36144, 54216, 108432, 186097, 372194, 558291, 744388, 1116582, 1488776, 1674873, 2233164, 2977552, 3349746, 4466328, 5024619, 6699492, 8932656, 10049238, 13398984, 20098476, 26797968, 40196952, 46710347, 80393904, 93420694, 140131041, 186841388, 280262082, 373682776, 420393123, 560524164, 747365552, 840786246, 1121048328, 1261179369, 1681572492, 2242096656, 2522358738, 3363144984, 5044717476, 6726289968, 10089434952, 20178869904]

約数ペア:

[(1, 20178869904), (2, 10089434952), (3, 6726289968), (4, 5044717476), (6, 3363144984), (8, 2522358738), (9, 2242096656), (12, 1681572492), (16, 1261179369), (18, 1121048328), (24, 840786246), (27, 747365552), (36, 560524164), (48, 420393123), (54, 373682776), (72, 280262082), (108, 186841388), (144, 140131041), (216, 93420694), (251, 80393904), (432, 46710347), (502, 40196952), (753, 26797968), (1004, 20098476), (1506, 13398984), (2008, 10049238), (2259, 8932656), (3012, 6699492), (4016, 5024619), (4518, 4466328), (6024, 3349746), (6777, 2977552), (9036, 2233164), (12048, 1674873), (13554, 1488776), (18072, 1116582), (27108, 744388), (36144, 558291), (54216, 372194), (108432, 186097)]