31990986

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{13567}}^1$

素因数の和:13706

約数の個数: 24

約数和(自身を含む): 69848064

約数和(自身を除く): 37857078

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 13567, 27134, 40701, 81402, 122103, 244206, 1777277, 3554554, 5331831, 10663662, 15995493, 31990986]

約数ペア:

[(1, 31990986), (2, 15995493), (3, 10663662), (6, 5331831), (9, 3554554), (18, 1777277), (131, 244206), (262, 122103), (393, 81402), (786, 40701), (1179, 27134), (2358, 13567)]