20161563261

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7669}}^1\times {\mathrm{5443}}^1$

素因数の和:13145

約数の個数: 32

約数和(自身を含む): 32068208640

約数和(自身を除く): 11906645379

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 5443, 7669, 16329, 23007, 38101, 53683, 114303, 125189, 161049, 176387, 375567, 529161, 876323, 1234709, 2628969, 3704127, 41742367, 125227101, 292196569, 876589707, 960074441, 2880223323, 6720521087, 20161563261]

約数ペア:

[(1, 20161563261), (3, 6720521087), (7, 2880223323), (21, 960074441), (23, 876589707), (69, 292196569), (161, 125227101), (483, 41742367), (5443, 3704127), (7669, 2628969), (16329, 1234709), (23007, 876323), (38101, 529161), (53683, 375567), (114303, 176387), (125189, 161049)]