19005221601

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{1549}}^1\times {\mathrm{1621}}^1$

素因数の和:3234

約数の個数: 36

約数和(自身を含む): 28467154300

約数和(自身を除く): 9461932699

約数列:

[1, 3, 9, 29, 87, 261, 841, 1549, 1621, 2523, 4647, 4863, 7569, 13941, 14589, 44921, 47009, 134763, 141027, 404289, 423081, 1302709, 1363261, 2510929, 3908127, 4089783, 7532787, 11724381, 12269349, 22598361, 72816941, 218450823, 655352469, 2111691289, 6335073867, 19005221601]

約数ペア:

[(1, 19005221601), (3, 6335073867), (9, 2111691289), (29, 655352469), (87, 218450823), (261, 72816941), (841, 22598361), (1549, 12269349), (1621, 11724381), (2523, 7532787), (4647, 4089783), (4863, 3908127), (7569, 2510929), (13941, 1363261), (14589, 1302709), (44921, 423081), (47009, 404289), (134763, 141027)]