19895004

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4493}}^1$

素因数の和:4547

約数の個数: 48

約数和(自身を含む): 52849440

約数和(自身を除く): 32954436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4493, 8986, 13479, 17972, 26958, 40437, 53916, 80874, 121311, 161748, 184213, 242622, 368426, 485244, 552639, 736852, 1105278, 1657917, 2210556, 3315834, 4973751, 6631668, 9947502, 19895004]

約数ペア:

[(1, 19895004), (2, 9947502), (3, 6631668), (4, 4973751), (6, 3315834), (9, 2210556), (12, 1657917), (18, 1105278), (27, 736852), (36, 552639), (41, 485244), (54, 368426), (82, 242622), (108, 184213), (123, 161748), (164, 121311), (246, 80874), (369, 53916), (492, 40437), (738, 26958), (1107, 17972), (1476, 13479), (2214, 8986), (4428, 4493)]