20199492076

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{5309}}^1$

素因数の和:5634

約数の個数: 48

約数和(自身を含む): 36562790880

約数和(自身を除く): 16363298804

約数列:

[1, 2, 4, 53, 106, 131, 137, 212, 262, 274, 524, 548, 5309, 6943, 7261, 10618, 13886, 14522, 17947, 21236, 27772, 29044, 35894, 71788, 281377, 562754, 695479, 727333, 951191, 1125508, 1390958, 1454666, 1902382, 2781916, 2909332, 3804764, 36860387, 38548649, 73720774, 77097298, 95280623, 147441548, 154194596, 190561246, 381122492, 5049873019, 10099746038, 20199492076]

約数ペア:

[(1, 20199492076), (2, 10099746038), (4, 5049873019), (53, 381122492), (106, 190561246), (131, 154194596), (137, 147441548), (212, 95280623), (262, 77097298), (274, 73720774), (524, 38548649), (548, 36860387), (5309, 3804764), (6943, 2909332), (7261, 2781916), (10618, 1902382), (13886, 1454666), (14522, 1390958), (17947, 1125508), (21236, 951191), (27772, 727333), (29044, 695479), (35894, 562754), (71788, 281377)]