19690270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3343}}^1$

素因数の和:3400

約数の個数: 32

約数和(自身を含む): 38522880

約数和(自身を除く): 18832610

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 3343, 5890, 6686, 16715, 33430, 63517, 103633, 127034, 207266, 317585, 518165, 635170, 1036330, 1969027, 3938054, 9845135, 19690270]

約数ペア:

[(1, 19690270), (2, 9845135), (5, 3938054), (10, 1969027), (19, 1036330), (31, 635170), (38, 518165), (62, 317585), (95, 207266), (155, 127034), (190, 103633), (310, 63517), (589, 33430), (1178, 16715), (2945, 6686), (3343, 5890)]