20699613

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5651}}^1$

素因数の和:5705

約数の個数: 24

約数和(自身を含む): 33505056

約数和(自身を除く): 12805443

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5651, 16953, 50859, 62161, 186483, 209087, 559449, 627261, 1881783, 2299957, 6899871, 20699613]

約数ペア:

[(1, 20699613), (3, 6899871), (9, 2299957), (11, 1881783), (33, 627261), (37, 559449), (99, 209087), (111, 186483), (333, 62161), (407, 50859), (1221, 16953), (3663, 5651)]