20177235

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11497}}^1$

素因数の和:11524

約数の個数: 32

約数和(自身を含む): 38633280

約数和(自身を除く): 18456045

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11497, 34491, 57485, 103473, 149461, 172455, 310419, 448383, 517365, 747305, 1345149, 1552095, 2241915, 4035447, 6725745, 20177235]

約数ペア:

[(1, 20177235), (3, 6725745), (5, 4035447), (9, 2241915), (13, 1552095), (15, 1345149), (27, 747305), (39, 517365), (45, 448383), (65, 310419), (117, 172455), (135, 149461), (195, 103473), (351, 57485), (585, 34491), (1755, 11497)]