20394864

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20233}}^1$

素因数の和:20254

約数の個数: 60

約数和(自身を含む): 65234416

約数和(自身を除く): 44839552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20233, 40466, 60699, 80932, 121398, 141631, 161864, 182097, 242796, 283262, 323728, 364194, 424893, 485592, 566524, 728388, 849786, 971184, 1133048, 1274679, 1456776, 1699572, 2266096, 2549358, 2913552, 3399144, 5098716, 6798288, 10197432, 20394864]

約数ペア:

[(1, 20394864), (2, 10197432), (3, 6798288), (4, 5098716), (6, 3399144), (7, 2913552), (8, 2549358), (9, 2266096), (12, 1699572), (14, 1456776), (16, 1274679), (18, 1133048), (21, 971184), (24, 849786), (28, 728388), (36, 566524), (42, 485592), (48, 424893), (56, 364194), (63, 323728), (72, 283262), (84, 242796), (112, 182097), (126, 161864), (144, 141631), (168, 121398), (252, 80932), (336, 60699), (504, 40466), (1008, 20233)]