218940012

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{43753}}^1$

素因数の和:43902

約数の個数: 36

約数和(自身を含む): 557425960

約数和(自身を除く): 338485948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 43753, 87506, 131259, 175012, 262518, 393777, 525036, 787554, 1575108, 6081667, 12163334, 18245001, 24326668, 36490002, 54735003, 72980004, 109470006, 218940012]

約数ペア:

[(1, 218940012), (2, 109470006), (3, 72980004), (4, 54735003), (6, 36490002), (9, 24326668), (12, 18245001), (18, 12163334), (36, 6081667), (139, 1575108), (278, 787554), (417, 525036), (556, 393777), (834, 262518), (1251, 175012), (1668, 131259), (2502, 87506), (5004, 43753)]