207782518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{53087}}^1$

素因数の和:53211

約数の個数: 16

約数和(自身を含む): 331269120

約数和(自身を除く): 123486602

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 53087, 106174, 1008653, 2017306, 5467961, 10935922, 103891259, 207782518]

約数ペア:

[(1, 207782518), (2, 103891259), (19, 10935922), (38, 5467961), (103, 2017306), (206, 1008653), (1957, 106174), (3914, 53087)]