20213382008

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{2083}}^1\times {\mathrm{2293}}^1$

素因数の和:4428

約数の個数: 48

約数和(自身を含む): 39655873320

約数和(自身を除く): 19442491312

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 529, 1058, 2083, 2116, 2293, 4166, 4232, 4586, 8332, 9172, 16664, 18344, 47909, 52739, 95818, 105478, 191636, 210956, 383272, 421912, 1101907, 1212997, 2203814, 2425994, 4407628, 4776319, 4851988, 8815256, 9552638, 9703976, 19105276, 38210552, 109855337, 219710674, 439421348, 878842696, 2526672751, 5053345502, 10106691004, 20213382008]

約数ペア:

[(1, 20213382008), (2, 10106691004), (4, 5053345502), (8, 2526672751), (23, 878842696), (46, 439421348), (92, 219710674), (184, 109855337), (529, 38210552), (1058, 19105276), (2083, 9703976), (2116, 9552638), (2293, 8815256), (4166, 4851988), (4232, 4776319), (4586, 4407628), (8332, 2425994), (9172, 2203814), (16664, 1212997), (18344, 1101907), (47909, 421912), (52739, 383272), (95818, 210956), (105478, 191636)]