20091505917

素因数分解:

$3^1\times 7^3\times {\mathrm{1307}}^1\times {\mathrm{14939}}^1$

素因数の和:16270

約数の個数: 32

約数和(自身を含む): 31266432000

約数和(自身を除く): 11174926083

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1307, 3921, 9149, 14939, 27447, 44817, 64043, 104573, 192129, 313719, 448301, 732011, 1344903, 2196033, 5124077, 15372231, 19525273, 58575819, 136676911, 410030733, 956738377, 2870215131, 6697168639, 20091505917]

約数ペア:

[(1, 20091505917), (3, 6697168639), (7, 2870215131), (21, 956738377), (49, 410030733), (147, 136676911), (343, 58575819), (1029, 19525273), (1307, 15372231), (3921, 5124077), (9149, 2196033), (14939, 1344903), (27447, 732011), (44817, 448301), (64043, 313719), (104573, 192129)]