20759486572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{38867}}^1$

素因数の和:39142

約数の個数: 48

約数和(自身を含む): 40484908800

約数和(自身を除く): 19725422228

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 199, 244, 398, 671, 796, 1342, 2189, 2684, 4378, 8756, 12139, 24278, 38867, 48556, 77734, 133529, 155468, 267058, 427537, 534116, 855074, 1710148, 2370887, 4741774, 7734533, 9483548, 15469066, 26079757, 30938132, 52159514, 85079863, 104319028, 170159726, 340319452, 471806513, 943613026, 1887226052, 5189871643, 10379743286, 20759486572]

約数ペア:

[(1, 20759486572), (2, 10379743286), (4, 5189871643), (11, 1887226052), (22, 943613026), (44, 471806513), (61, 340319452), (122, 170159726), (199, 104319028), (244, 85079863), (398, 52159514), (671, 30938132), (796, 26079757), (1342, 15469066), (2189, 9483548), (2684, 7734533), (4378, 4741774), (8756, 2370887), (12139, 1710148), (24278, 855074), (38867, 534116), (48556, 427537), (77734, 267058), (133529, 155468)]