81975956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{2039}}^1$

素因数の和:2108

約数の個数: 36

約数和(自身を含む): 157936800

約数和(自身を除く): 75960844

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 529, 874, 1058, 1748, 2039, 2116, 4078, 8156, 10051, 20102, 38741, 40204, 46897, 77482, 93794, 154964, 187588, 891043, 1078631, 1782086, 2157262, 3564172, 4314524, 20493989, 40987978, 81975956]

約数ペア:

[(1, 81975956), (2, 40987978), (4, 20493989), (19, 4314524), (23, 3564172), (38, 2157262), (46, 1782086), (76, 1078631), (92, 891043), (437, 187588), (529, 154964), (874, 93794), (1058, 77482), (1748, 46897), (2039, 40204), (2116, 38741), (4078, 20102), (8156, 10051)]