16204853

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 20260800

約数和(自身を除く): 4055947

約数列:

[1, 7, 19, 37, 89, 133, 259, 623, 703, 1369, 1691, 3293, 4921, 9583, 11837, 23051, 26011, 62567, 121841, 182077, 437969, 852887, 2314979, 16204853]

約数ペア:

[(1, 16204853), (7, 2314979), (19, 852887), (37, 437969), (89, 182077), (133, 121841), (259, 62567), (623, 26011), (703, 23051), (1369, 11837), (1691, 9583), (3293, 4921)]