20655144

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6997}}^1$

素因数の和:7050

約数の個数: 48

約数和(自身を含む): 57313620

約数和(自身を除く): 36658476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 6997, 13994, 20991, 27988, 41982, 55976, 62973, 83964, 125946, 167928, 251892, 286877, 503784, 573754, 860631, 1147508, 1721262, 2295016, 2581893, 3442524, 5163786, 6885048, 10327572, 20655144]

約数ペア:

[(1, 20655144), (2, 10327572), (3, 6885048), (4, 5163786), (6, 3442524), (8, 2581893), (9, 2295016), (12, 1721262), (18, 1147508), (24, 860631), (36, 573754), (41, 503784), (72, 286877), (82, 251892), (123, 167928), (164, 125946), (246, 83964), (328, 62973), (369, 55976), (492, 41982), (738, 27988), (984, 20991), (1476, 13994), (2952, 6997)]