20390074

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{1109}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 31768200

約数和(自身を除く): 11378126

約数列:

[1, 2, 29, 58, 317, 634, 1109, 2218, 9193, 18386, 32161, 64322, 351553, 703106, 10195037, 20390074]

約数ペア:

[(1, 20390074), (2, 10195037), (29, 703106), (58, 351553), (317, 64322), (634, 32161), (1109, 18386), (2218, 9193)]