20187952624

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1\times {\mathrm{7027}}^1$

素因数の和:7382

約数の個数: 80

約数和(自身を含む): 45302600448

約数和(自身を除く): 25114647824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 227, 452, 454, 791, 904, 908, 1582, 1589, 1808, 1816, 3164, 3178, 3632, 6328, 6356, 7027, 12656, 12712, 14054, 25424, 25651, 28108, 49189, 51302, 56216, 98378, 102604, 112432, 179557, 196756, 205208, 359114, 393512, 410416, 718228, 787024, 794051, 1436456, 1588102, 1595129, 2872912, 3176204, 3190258, 5558357, 6352408, 6380516, 11116714, 11165903, 12704816, 12761032, 22233428, 22331806, 25522064, 44466856, 44663612, 88933712, 89327224, 178654448, 180249577, 360499154, 720998308, 1261747039, 1441996616, 2523494078, 2883993232, 5046988156, 10093976312, 20187952624]

約数ペア:

[(1, 20187952624), (2, 10093976312), (4, 5046988156), (7, 2883993232), (8, 2523494078), (14, 1441996616), (16, 1261747039), (28, 720998308), (56, 360499154), (112, 180249577), (113, 178654448), (226, 89327224), (227, 88933712), (452, 44663612), (454, 44466856), (791, 25522064), (904, 22331806), (908, 22233428), (1582, 12761032), (1589, 12704816), (1808, 11165903), (1816, 11116714), (3164, 6380516), (3178, 6352408), (3632, 5558357), (6328, 3190258), (6356, 3176204), (7027, 2872912), (12656, 1595129), (12712, 1588102), (14054, 1436456), (25424, 794051), (25651, 787024), (28108, 718228), (49189, 410416), (51302, 393512), (56216, 359114), (98378, 205208), (102604, 196756), (112432, 179557)]