20143719631

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{1109}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 24927367680

約数和(自身を除く): 4783648049

約数列:

[1, 7, 23, 49, 71, 161, 227, 497, 1109, 1127, 1589, 1633, 3479, 5221, 7763, 11123, 11431, 16117, 25507, 36547, 54341, 78739, 80017, 112819, 178549, 251743, 255829, 370691, 551173, 789733, 1249843, 1762201, 1810997, 2594837, 3858211, 5790089, 12335407, 12676979, 17873753, 18163859, 40530623, 88738853, 125116271, 283714361, 411096319, 875813897, 2877674233, 20143719631]

約数ペア:

[(1, 20143719631), (7, 2877674233), (23, 875813897), (49, 411096319), (71, 283714361), (161, 125116271), (227, 88738853), (497, 40530623), (1109, 18163859), (1127, 17873753), (1589, 12676979), (1633, 12335407), (3479, 5790089), (5221, 3858211), (7763, 2594837), (11123, 1810997), (11431, 1762201), (16117, 1249843), (25507, 789733), (36547, 551173), (54341, 370691), (78739, 255829), (80017, 251743), (112819, 178549)]