20547435

素因数分解:

$3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2399}}^1$

素因数の和:2978

約数の個数: 16

約数和(自身を含む): 32947200

約数和(自身を除く): 12399765

約数列:

[1, 3, 5, 15, 571, 1713, 2399, 2855, 7197, 8565, 11995, 35985, 1369829, 4109487, 6849145, 20547435]

約数ペア:

[(1, 20547435), (3, 6849145), (5, 4109487), (15, 1369829), (571, 35985), (1713, 11995), (2399, 8565), (2855, 7197)]