20584422476

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{9491}}^1\times {\mathrm{4139}}^1$

素因数の和:13765

約数の個数: 24

約数和(自身を含む): 36310317120

約数和(自身を除く): 15725894644

約数列:

[1, 2, 4, 131, 262, 524, 4139, 8278, 9491, 16556, 18982, 37964, 542209, 1084418, 1243321, 2168836, 2486642, 4973284, 39283249, 78566498, 157132996, 5146105619, 10292211238, 20584422476]

約数ペア:

[(1, 20584422476), (2, 10292211238), (4, 5146105619), (131, 157132996), (262, 78566498), (524, 39283249), (4139, 4973284), (8278, 2486642), (9491, 2168836), (16556, 1243321), (18982, 1084418), (37964, 542209)]