20180556

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{16987}}^1$

素因数の和:17011

約数の個数: 48

約数和(自身を含む): 57079680

約数和(自身を除く): 36899124

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 16987, 33974, 50961, 67948, 101922, 152883, 186857, 203844, 305766, 373714, 458649, 560571, 611532, 747428, 917298, 1121142, 1681713, 1834596, 2242284, 3363426, 5045139, 6726852, 10090278, 20180556]

約数ペア:

[(1, 20180556), (2, 10090278), (3, 6726852), (4, 5045139), (6, 3363426), (9, 2242284), (11, 1834596), (12, 1681713), (18, 1121142), (22, 917298), (27, 747428), (33, 611532), (36, 560571), (44, 458649), (54, 373714), (66, 305766), (99, 203844), (108, 186857), (132, 152883), (198, 101922), (297, 67948), (396, 50961), (594, 33974), (1188, 16987)]