20763976

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 19072184

約数列:

[1, 2, 4, 8, 103, 113, 206, 223, 226, 412, 446, 452, 824, 892, 904, 1784, 11639, 22969, 23278, 25199, 45938, 46556, 50398, 91876, 93112, 100796, 183752, 201592, 2595497, 5190994, 10381988, 20763976]

約数ペア:

[(1, 20763976), (2, 10381988), (4, 5190994), (8, 2595497), (103, 201592), (113, 183752), (206, 100796), (223, 93112), (226, 91876), (412, 50398), (446, 46556), (452, 45938), (824, 25199), (892, 23278), (904, 22969), (1784, 11639)]