9820909895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{162881}}^1$

素因数の和:163306

約数の個数: 16

約数和(自身を含む): 12196604160

約数和(自身を除く): 2375694265

約数列:

[1, 5, 31, 155, 389, 1945, 12059, 60295, 162881, 814405, 5049311, 25246555, 63360709, 316803545, 1964181979, 9820909895]

約数ペア:

[(1, 9820909895), (5, 1964181979), (31, 316803545), (155, 63360709), (389, 25246555), (1945, 5049311), (12059, 814405), (60295, 162881)]