2009006944

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389947}}^1$

素因数の和:389987

約数の個数: 48

約数和(自身を含む): 4716811008

約数和(自身を除く): 2707804064

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 389947, 779894, 1559788, 2729629, 3119576, 5459258, 6239152, 8968781, 10918516, 12478304, 17937562, 21837032, 35875124, 43674064, 62781467, 71750248, 87348128, 125562934, 143500496, 251125868, 287000992, 502251736, 1004503472, 2009006944]

約数ペア:

[(1, 2009006944), (2, 1004503472), (4, 502251736), (7, 287000992), (8, 251125868), (14, 143500496), (16, 125562934), (23, 87348128), (28, 71750248), (32, 62781467), (46, 43674064), (56, 35875124), (92, 21837032), (112, 17937562), (161, 12478304), (184, 10918516), (224, 8968781), (322, 6239152), (368, 5459258), (644, 3119576), (736, 2729629), (1288, 1559788), (2576, 779894), (5152, 389947)]