18347901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 30266880

約数和(自身を除く): 11918979

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2251, 2717, 6753, 8151, 24761, 29263, 42769, 74283, 87789, 128307, 321893, 470459, 555997, 965679, 1411377, 1667991, 6115967, 18347901]

約数ペア:

[(1, 18347901), (3, 6115967), (11, 1667991), (13, 1411377), (19, 965679), (33, 555997), (39, 470459), (57, 321893), (143, 128307), (209, 87789), (247, 74283), (429, 42769), (627, 29263), (741, 24761), (2251, 8151), (2717, 6753)]