20893005

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22109}}^1$

素因数の和:22130

約数の個数: 32

約数和(自身を含む): 42451200

約数和(自身を除く): 21558195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22109, 66327, 110545, 154763, 198981, 331635, 464289, 596943, 773815, 994905, 1392867, 2321445, 2984715, 4178601, 6964335, 20893005]

約数ペア:

[(1, 20893005), (3, 6964335), (5, 4178601), (7, 2984715), (9, 2321445), (15, 1392867), (21, 994905), (27, 773815), (35, 596943), (45, 464289), (63, 331635), (105, 198981), (135, 154763), (189, 110545), (315, 66327), (945, 22109)]