20139031856

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1721}}^1\times {\mathrm{10301}}^1$

素因数の和:12101

約数の個数: 40

約数和(自身を含む): 39595778208

約数和(自身を除く): 19456746352

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1721, 3442, 6884, 10301, 13768, 20602, 27536, 41204, 82408, 122191, 164816, 244382, 488764, 731371, 977528, 1462742, 1955056, 2925484, 5850968, 11701936, 17728021, 35456042, 70912084, 141824168, 283648336, 1258689491, 2517378982, 5034757964, 10069515928, 20139031856]

約数ペア:

[(1, 20139031856), (2, 10069515928), (4, 5034757964), (8, 2517378982), (16, 1258689491), (71, 283648336), (142, 141824168), (284, 70912084), (568, 35456042), (1136, 17728021), (1721, 11701936), (3442, 5850968), (6884, 2925484), (10301, 1955056), (13768, 1462742), (20602, 977528), (27536, 731371), (41204, 488764), (82408, 244382), (122191, 164816)]