18220912

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{7643}}^1$

素因数の和:7800

約数の個数: 20

約数和(自身を含む): 35544600

約数和(自身を除く): 17323688

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 7643, 15286, 30572, 61144, 122288, 1138807, 2277614, 4555228, 9110456, 18220912]

約数ペア:

[(1, 18220912), (2, 9110456), (4, 4555228), (8, 2277614), (16, 1138807), (149, 122288), (298, 61144), (596, 30572), (1192, 15286), (2384, 7643)]