20512652336

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{13963}}^1$

素因数の和:14490

約数の個数: 80

約数和(自身を含む): 46003448448

約数和(自身を除く): 25490796112

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 491, 748, 982, 1496, 1964, 2992, 3928, 5401, 7856, 8347, 10802, 13963, 16694, 21604, 27926, 33388, 43208, 55852, 66776, 86416, 91817, 111704, 133552, 153593, 183634, 223408, 237371, 307186, 367268, 474742, 614372, 734536, 949484, 1228744, 1469072, 1898968, 2457488, 2611081, 3797936, 5222162, 6855833, 10444324, 13711666, 20888648, 27423332, 41777296, 54846664, 75414163, 109693328, 116549161, 150828326, 233098322, 301656652, 466196644, 603313304, 932393288, 1206626608, 1282040771, 1864786576, 2564081542, 5128163084, 10256326168, 20512652336]

約数ペア:

[(1, 20512652336), (2, 10256326168), (4, 5128163084), (8, 2564081542), (11, 1864786576), (16, 1282040771), (17, 1206626608), (22, 932393288), (34, 603313304), (44, 466196644), (68, 301656652), (88, 233098322), (136, 150828326), (176, 116549161), (187, 109693328), (272, 75414163), (374, 54846664), (491, 41777296), (748, 27423332), (982, 20888648), (1496, 13711666), (1964, 10444324), (2992, 6855833), (3928, 5222162), (5401, 3797936), (7856, 2611081), (8347, 2457488), (10802, 1898968), (13963, 1469072), (16694, 1228744), (21604, 949484), (27926, 734536), (33388, 614372), (43208, 474742), (55852, 367268), (66776, 307186), (86416, 237371), (91817, 223408), (111704, 183634), (133552, 153593)]