19449927

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 34664448

約数和(自身を除く): 15214521

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 207, 217, 279, 433, 483, 651, 713, 1299, 1449, 1953, 2139, 3031, 3897, 4991, 6417, 9093, 9959, 13423, 14973, 27279, 29877, 40269, 44919, 69713, 89631, 93961, 120807, 209139, 281883, 308729, 627417, 845649, 926187, 2161103, 2778561, 6483309, 19449927]

約数ペア:

[(1, 19449927), (3, 6483309), (7, 2778561), (9, 2161103), (21, 926187), (23, 845649), (31, 627417), (63, 308729), (69, 281883), (93, 209139), (161, 120807), (207, 93961), (217, 89631), (279, 69713), (433, 44919), (483, 40269), (651, 29877), (713, 27279), (1299, 14973), (1449, 13423), (1953, 9959), (2139, 9093), (3031, 6417), (3897, 4991)]