20053575

素因数分解:

$3^5\times 5^2\times {\mathrm{3301}}^1$

素因数の和:3326

約数の個数: 36

約数和(自身を含む): 37259768

約数和(自身を除く): 17206193

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 3301, 6075, 9903, 16505, 29709, 49515, 82525, 89127, 148545, 247575, 267381, 445635, 742725, 802143, 1336905, 2228175, 4010715, 6684525, 20053575]

約数ペア:

[(1, 20053575), (3, 6684525), (5, 4010715), (9, 2228175), (15, 1336905), (25, 802143), (27, 742725), (45, 445635), (75, 267381), (81, 247575), (135, 148545), (225, 89127), (243, 82525), (405, 49515), (675, 29709), (1215, 16505), (2025, 9903), (3301, 6075)]