20185887492

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{102677}}^1$

素因数の和:102857

約数の個数: 72

約数和(自身を含む): 52623707136

約数和(自身を除く): 32437819644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 127, 129, 172, 254, 258, 381, 387, 508, 516, 762, 774, 1143, 1524, 1548, 2286, 4572, 5461, 10922, 16383, 21844, 32766, 49149, 65532, 98298, 102677, 196596, 205354, 308031, 410708, 616062, 924093, 1232124, 1848186, 3696372, 4415111, 8830222, 13039979, 13245333, 17660444, 26079958, 26490666, 39119937, 39735999, 52159916, 52981332, 78239874, 79471998, 117359811, 156479748, 158943996, 234719622, 469439244, 560719097, 1121438194, 1682157291, 2242876388, 3364314582, 5046471873, 6728629164, 10092943746, 20185887492]

約数ペア:

[(1, 20185887492), (2, 10092943746), (3, 6728629164), (4, 5046471873), (6, 3364314582), (9, 2242876388), (12, 1682157291), (18, 1121438194), (36, 560719097), (43, 469439244), (86, 234719622), (127, 158943996), (129, 156479748), (172, 117359811), (254, 79471998), (258, 78239874), (381, 52981332), (387, 52159916), (508, 39735999), (516, 39119937), (762, 26490666), (774, 26079958), (1143, 17660444), (1524, 13245333), (1548, 13039979), (2286, 8830222), (4572, 4415111), (5461, 3696372), (10922, 1848186), (16383, 1232124), (21844, 924093), (32766, 616062), (49149, 410708), (65532, 308031), (98298, 205354), (102677, 196596)]