18860248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2003}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 38957760

約数和(自身を除く): 20097512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2003, 2354, 4006, 4708, 8012, 9416, 16024, 22033, 44066, 88132, 176264, 214321, 428642, 857284, 1714568, 2357531, 4715062, 9430124, 18860248]

約数ペア:

[(1, 18860248), (2, 9430124), (4, 4715062), (8, 2357531), (11, 1714568), (22, 857284), (44, 428642), (88, 214321), (107, 176264), (214, 88132), (428, 44066), (856, 22033), (1177, 16024), (2003, 9416), (2354, 8012), (4006, 4708)]