20181276

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13037}}^1$

素因数の和:13090

約数の個数: 36

約数和(自身を含む): 52204152

約数和(自身を除く): 32022876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13037, 26074, 39111, 52148, 78222, 117333, 156444, 234666, 469332, 560591, 1121182, 1681773, 2242364, 3363546, 5045319, 6727092, 10090638, 20181276]

約数ペア:

[(1, 20181276), (2, 10090638), (3, 6727092), (4, 5045319), (6, 3363546), (9, 2242364), (12, 1681773), (18, 1121182), (36, 560591), (43, 469332), (86, 234666), (129, 156444), (172, 117333), (258, 78222), (387, 52148), (516, 39111), (774, 26074), (1548, 13037)]