20343721108

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{686453}}^1$

素因数の和:686727

約数の個数: 24

約数和(自身を含む): 36903767040

約数和(自身を除く): 16560045932

約数列:

[1, 2, 4, 31, 62, 124, 239, 478, 956, 7409, 14818, 29636, 686453, 1372906, 2745812, 21280043, 42560086, 85120172, 164062267, 328124534, 656249068, 5085930277, 10171860554, 20343721108]

約数ペア:

[(1, 20343721108), (2, 10171860554), (4, 5085930277), (31, 656249068), (62, 328124534), (124, 164062267), (239, 85120172), (478, 42560086), (956, 21280043), (7409, 2745812), (14818, 1372906), (29636, 686453)]