1818031670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{15731}}^1$

素因数の和:15885

約数の個数: 64

約数和(自身を含む): 4059611136

約数和(自身を除く): 2241579466

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 127, 130, 182, 254, 455, 635, 889, 910, 1270, 1651, 1778, 3302, 4445, 8255, 8890, 11557, 15731, 16510, 23114, 31462, 57785, 78655, 110117, 115570, 157310, 204503, 220234, 409006, 550585, 1022515, 1101170, 1431521, 1997837, 2045030, 2863042, 3995674, 7157605, 9989185, 13984859, 14315210, 19978370, 25971881, 27969718, 51943762, 69924295, 129859405, 139848590, 181803167, 259718810, 363606334, 909015835, 1818031670]

約数ペア:

[(1, 1818031670), (2, 909015835), (5, 363606334), (7, 259718810), (10, 181803167), (13, 139848590), (14, 129859405), (26, 69924295), (35, 51943762), (65, 27969718), (70, 25971881), (91, 19978370), (127, 14315210), (130, 13984859), (182, 9989185), (254, 7157605), (455, 3995674), (635, 2863042), (889, 2045030), (910, 1997837), (1270, 1431521), (1651, 1101170), (1778, 1022515), (3302, 550585), (4445, 409006), (8255, 220234), (8890, 204503), (11557, 157310), (15731, 115570), (16510, 110117), (23114, 78655), (31462, 57785)]