20077956

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2046

約数の個数: 60

約数和(自身を含む): 54208000

約数和(自身を除く): 34130044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 1999, 2511, 3348, 3998, 5022, 5997, 7996, 10044, 11994, 17991, 23988, 35982, 53973, 61969, 71964, 107946, 123938, 161919, 185907, 215892, 247876, 323838, 371814, 557721, 647676, 743628, 1115442, 1673163, 2230884, 3346326, 5019489, 6692652, 10038978, 20077956]

約数ペア:

[(1, 20077956), (2, 10038978), (3, 6692652), (4, 5019489), (6, 3346326), (9, 2230884), (12, 1673163), (18, 1115442), (27, 743628), (31, 647676), (36, 557721), (54, 371814), (62, 323838), (81, 247876), (93, 215892), (108, 185907), (124, 161919), (162, 123938), (186, 107946), (279, 71964), (324, 61969), (372, 53973), (558, 35982), (837, 23988), (1116, 17991), (1674, 11994), (1999, 10044), (2511, 7996), (3348, 5997), (3998, 5022)]