20199117136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{209813}}^1$

素因数の和:210379

約数の個数: 40

約数和(自身を含む): 42771842784

約数和(自身を除く): 22572725648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 547, 1094, 2188, 4376, 6017, 8752, 12034, 24068, 48136, 96272, 209813, 419626, 839252, 1678504, 2307943, 3357008, 4615886, 9231772, 18463544, 36927088, 114767711, 229535422, 459070844, 918141688, 1262444821, 1836283376, 2524889642, 5049779284, 10099558568, 20199117136]

約数ペア:

[(1, 20199117136), (2, 10099558568), (4, 5049779284), (8, 2524889642), (11, 1836283376), (16, 1262444821), (22, 918141688), (44, 459070844), (88, 229535422), (176, 114767711), (547, 36927088), (1094, 18463544), (2188, 9231772), (4376, 4615886), (6017, 3357008), (8752, 2307943), (12034, 1678504), (24068, 839252), (48136, 419626), (96272, 209813)]