20177958052

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1362271}}^1$

素因数の和:1362328

約数の個数: 36

約数和(自身を含む): 42186839296

約数和(自身を除く): 22008881244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 1058, 2116, 3703, 7406, 14812, 1362271, 2724542, 5449084, 9535897, 19071794, 31332233, 38143588, 62664466, 125328932, 219325631, 438651262, 720641359, 877302524, 1441282718, 2882565436, 5044489513, 10088979026, 20177958052]

約数ペア:

[(1, 20177958052), (2, 10088979026), (4, 5044489513), (7, 2882565436), (14, 1441282718), (23, 877302524), (28, 720641359), (46, 438651262), (92, 219325631), (161, 125328932), (322, 62664466), (529, 38143588), (644, 31332233), (1058, 19071794), (2116, 9535897), (3703, 5449084), (7406, 2724542), (14812, 1362271)]