20699618931

素因数分解:

$3^6\times {\mathrm{17}}^2\times {\mathrm{98251}}^1$

素因数の和:98303

約数の個数: 42

約数和(自身を含む): 32968556852

約数和(自身を除く): 12268937921

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 289, 459, 729, 867, 1377, 2601, 4131, 7803, 12393, 23409, 70227, 98251, 210681, 294753, 884259, 1670267, 2652777, 5010801, 7958331, 15032403, 23874993, 28394539, 45097209, 71624979, 85183617, 135291627, 255550851, 405874881, 766652553, 1217624643, 2299957659, 6899872977, 20699618931]

約数ペア:

[(1, 20699618931), (3, 6899872977), (9, 2299957659), (17, 1217624643), (27, 766652553), (51, 405874881), (81, 255550851), (153, 135291627), (243, 85183617), (289, 71624979), (459, 45097209), (729, 28394539), (867, 23874993), (1377, 15032403), (2601, 7958331), (4131, 5010801), (7803, 2652777), (12393, 1670267), (23409, 884259), (70227, 294753), (98251, 210681)]