18441745

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 27279360

約数和(自身を除く): 8837615

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 713, 739, 805, 1085, 3565, 3695, 4991, 5173, 16997, 22909, 24955, 25865, 84985, 114545, 118979, 160363, 526907, 594895, 801815, 2634535, 3688349, 18441745]

約数ペア:

[(1, 18441745), (5, 3688349), (7, 2634535), (23, 801815), (31, 594895), (35, 526907), (115, 160363), (155, 118979), (161, 114545), (217, 84985), (713, 25865), (739, 24955), (805, 22909), (1085, 16997), (3565, 5173), (3695, 4991)]