20736761904

素因数分解:

$2^4\times 3^2\times {\mathrm{353}}^1\times {\mathrm{407947}}^1$

素因数の和:408314

約数の個数: 60

約数和(自身を含む): 58198677576

約数和(自身を除く): 37461915672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 353, 706, 1059, 1412, 2118, 2824, 3177, 4236, 5648, 6354, 8472, 12708, 16944, 25416, 50832, 407947, 815894, 1223841, 1631788, 2447682, 3263576, 3671523, 4895364, 6527152, 7343046, 9790728, 14686092, 19581456, 29372184, 58744368, 144005291, 288010582, 432015873, 576021164, 864031746, 1152042328, 1296047619, 1728063492, 2304084656, 2592095238, 3456126984, 5184190476, 6912253968, 10368380952, 20736761904]

約数ペア:

[(1, 20736761904), (2, 10368380952), (3, 6912253968), (4, 5184190476), (6, 3456126984), (8, 2592095238), (9, 2304084656), (12, 1728063492), (16, 1296047619), (18, 1152042328), (24, 864031746), (36, 576021164), (48, 432015873), (72, 288010582), (144, 144005291), (353, 58744368), (706, 29372184), (1059, 19581456), (1412, 14686092), (2118, 9790728), (2824, 7343046), (3177, 6527152), (4236, 4895364), (5648, 3671523), (6354, 3263576), (8472, 2447682), (12708, 1631788), (16944, 1223841), (25416, 815894), (50832, 407947)]