20165577952

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2551313}}^1$

素因数の和:2551355

約数の個数: 48

約数和(自身を含む): 45005178960

約数和(自身を除く): 24839601008

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 2551313, 5102626, 10205252, 20410504, 33167069, 40821008, 48474947, 66334138, 81642016, 96949894, 132668276, 193899788, 265336552, 387799576, 530673104, 630174311, 775599152, 1061346208, 1260348622, 1551198304, 2520697244, 5041394488, 10082788976, 20165577952]

約数ペア:

[(1, 20165577952), (2, 10082788976), (4, 5041394488), (8, 2520697244), (13, 1551198304), (16, 1260348622), (19, 1061346208), (26, 775599152), (32, 630174311), (38, 530673104), (52, 387799576), (76, 265336552), (104, 193899788), (152, 132668276), (208, 96949894), (247, 81642016), (304, 66334138), (416, 48474947), (494, 40821008), (608, 33167069), (988, 20410504), (1976, 10205252), (3952, 5102626), (7904, 2551313)]