20197802312

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{641}}^1\times {\mathrm{58787}}^1$

素因数の和:59501

約数の個数: 32

約数和(自身を含む): 38496733920

約数和(自身を除く): 18298931608

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 641, 1282, 2564, 5128, 42947, 58787, 85894, 117574, 171788, 235148, 343576, 470296, 3938729, 7877458, 15754916, 31509832, 37682467, 75364934, 150729868, 301459736, 2524725289, 5049450578, 10098901156, 20197802312]

約数ペア:

[(1, 20197802312), (2, 10098901156), (4, 5049450578), (8, 2524725289), (67, 301459736), (134, 150729868), (268, 75364934), (536, 37682467), (641, 31509832), (1282, 15754916), (2564, 7877458), (5128, 3938729), (42947, 470296), (58787, 343576), (85894, 235148), (117574, 171788)]