20089335

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5171}}^1$

素因数の和:5223

約数の個数: 32

約数和(自身を含む): 37734912

約数和(自身を除く): 17645577

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 5171, 15513, 25855, 36197, 77565, 108591, 180985, 191327, 542955, 573981, 956635, 1339289, 2869905, 4017867, 6696445, 20089335]

約数ペア:

[(1, 20089335), (3, 6696445), (5, 4017867), (7, 2869905), (15, 1339289), (21, 956635), (35, 573981), (37, 542955), (105, 191327), (111, 180985), (185, 108591), (259, 77565), (555, 36197), (777, 25855), (1295, 15513), (3885, 5171)]