20177016165

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{743579}}^1$

素因数の和:743663

約数の個数: 40

約数和(自身を含む): 36709057440

約数和(自身を除く): 16532041275

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 1005, 1809, 3015, 5427, 9045, 27135, 743579, 2230737, 3717895, 6692211, 11153685, 20076633, 33461055, 49819793, 60229899, 100383165, 149459379, 249098965, 301149495, 448378137, 747296895, 1345134411, 2241890685, 4035403233, 6725672055, 20177016165]

約数ペア:

[(1, 20177016165), (3, 6725672055), (5, 4035403233), (9, 2241890685), (15, 1345134411), (27, 747296895), (45, 448378137), (67, 301149495), (81, 249098965), (135, 149459379), (201, 100383165), (335, 60229899), (405, 49819793), (603, 33461055), (1005, 20076633), (1809, 11153685), (3015, 6692211), (5427, 3717895), (9045, 2230737), (27135, 743579)]