19651365

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14087}}^1$

素因数の和:14129

約数の個数: 24

約数和(自身を含む): 35163648

約数和(自身を除く): 15512283

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 14087, 42261, 70435, 126783, 211305, 436697, 633915, 1310091, 2183485, 3930273, 6550455, 19651365]

約数ペア:

[(1, 19651365), (3, 6550455), (5, 3930273), (9, 2183485), (15, 1310091), (31, 633915), (45, 436697), (93, 211305), (155, 126783), (279, 70435), (465, 42261), (1395, 14087)]