18907596

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{1997}}^1$

素因数の和:2270

約数の個数: 36

約数和(自身を含む): 47999952

約数和(自身を除く): 29092356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 1997, 2367, 3156, 3994, 4734, 5991, 7988, 9468, 11982, 17973, 23964, 35946, 71892, 525211, 1050422, 1575633, 2100844, 3151266, 4726899, 6302532, 9453798, 18907596]

約数ペア:

[(1, 18907596), (2, 9453798), (3, 6302532), (4, 4726899), (6, 3151266), (9, 2100844), (12, 1575633), (18, 1050422), (36, 525211), (263, 71892), (526, 35946), (789, 23964), (1052, 17973), (1578, 11982), (1997, 9468), (2367, 7988), (3156, 5991), (3994, 4734)]