19310722

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{569}}^1$

素因数の和:881

約数の個数: 16

約数和(自身を含む): 29548800

約数和(自身を除く): 10238078

約数列:

[1, 2, 71, 142, 239, 478, 569, 1138, 16969, 33938, 40399, 80798, 135991, 271982, 9655361, 19310722]

約数ペア:

[(1, 19310722), (2, 9655361), (71, 271982), (142, 135991), (239, 80798), (478, 40399), (569, 33938), (1138, 16969)]