19669635

素因数分解:

$3^5\times 5^1\times {\mathrm{16189}}^1$

素因数の和:16209

約数の個数: 24

約数和(自身を含む): 35358960

約数和(自身を除く): 15689325

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 16189, 48567, 80945, 145701, 242835, 437103, 728505, 1311309, 2185515, 3933927, 6556545, 19669635]

約数ペア:

[(1, 19669635), (3, 6556545), (5, 3933927), (9, 2185515), (15, 1311309), (27, 728505), (45, 437103), (81, 242835), (135, 145701), (243, 80945), (405, 48567), (1215, 16189)]