18021255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2909}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 33523200

約数和(自身を除く): 15501945

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 2065, 2909, 6195, 8727, 14545, 20363, 43635, 61089, 101815, 171631, 305445, 514893, 858155, 1201417, 2574465, 3604251, 6007085, 18021255]

約数ペア:

[(1, 18021255), (3, 6007085), (5, 3604251), (7, 2574465), (15, 1201417), (21, 858155), (35, 514893), (59, 305445), (105, 171631), (177, 101815), (295, 61089), (413, 43635), (885, 20363), (1239, 14545), (2065, 8727), (2909, 6195)]