20216172568

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{293}}^1\times {\mathrm{65837}}^1$

素因数の和:66267

約数の個数: 32

約数和(自身を含む): 38325616560

約数和(自身を除く): 18109443992

約数列:

[1, 2, 4, 8, 131, 262, 293, 524, 586, 1048, 1172, 2344, 38383, 65837, 76766, 131674, 153532, 263348, 307064, 526696, 8624647, 17249294, 19290241, 34498588, 38580482, 68997176, 77160964, 154321928, 2527021571, 5054043142, 10108086284, 20216172568]

約数ペア:

[(1, 20216172568), (2, 10108086284), (4, 5054043142), (8, 2527021571), (131, 154321928), (262, 77160964), (293, 68997176), (524, 38580482), (586, 34498588), (1048, 19290241), (1172, 17249294), (2344, 8624647), (38383, 526696), (65837, 307064), (76766, 263348), (131674, 153532)]