20797833441

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{38791}}^1$

素因数の和:39034

約数の個数: 48

約数和(自身を含む): 35000935424

約数和(自身を除く): 14203101983

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 211, 231, 363, 633, 847, 1477, 2321, 2541, 4431, 6963, 16247, 25531, 38791, 48741, 76593, 116373, 178717, 271537, 426701, 536151, 814611, 1280103, 2986907, 4693711, 8184901, 8960721, 14081133, 24554703, 32855977, 57294307, 90033911, 98567931, 171882921, 270101733, 630237377, 990373021, 1890712131, 2971119063, 6932611147, 20797833441]

約数ペア:

[(1, 20797833441), (3, 6932611147), (7, 2971119063), (11, 1890712131), (21, 990373021), (33, 630237377), (77, 270101733), (121, 171882921), (211, 98567931), (231, 90033911), (363, 57294307), (633, 32855977), (847, 24554703), (1477, 14081133), (2321, 8960721), (2541, 8184901), (4431, 4693711), (6963, 2986907), (16247, 1280103), (25531, 814611), (38791, 536151), (48741, 426701), (76593, 271537), (116373, 178717)]