19864575

素因数分解:

$3^3\times 5^2\times {\mathrm{29429}}^1$

素因数の和:29448

約数の個数: 24

約数和(自身を含む): 36493200

約数和(自身を除く): 16628625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 29429, 88287, 147145, 264861, 441435, 735725, 794583, 1324305, 2207175, 3972915, 6621525, 19864575]

約数ペア:

[(1, 19864575), (3, 6621525), (5, 3972915), (9, 2207175), (15, 1324305), (25, 794583), (27, 735725), (45, 441435), (75, 264861), (135, 147145), (225, 88287), (675, 29429)]