18293618

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 33398400

約数和(自身を除く): 15104782

約数列:

[1, 2, 7, 14, 19, 38, 97, 133, 194, 266, 679, 709, 1358, 1418, 1843, 3686, 4963, 9926, 12901, 13471, 25802, 26942, 68773, 94297, 137546, 188594, 481411, 962822, 1306687, 2613374, 9146809, 18293618]

約数ペア:

[(1, 18293618), (2, 9146809), (7, 2613374), (14, 1306687), (19, 962822), (38, 481411), (97, 188594), (133, 137546), (194, 94297), (266, 68773), (679, 26942), (709, 25802), (1358, 13471), (1418, 12901), (1843, 9926), (3686, 4963)]