20177839971

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{300413}}^1$

素因数の和:300875

約数の個数: 24

約数和(自身を含む): 30930625440

約数和(自身を除く): 10752785469

約数列:

[1, 3, 9, 17, 51, 153, 439, 1317, 3951, 7463, 22389, 67167, 300413, 901239, 2703717, 5107021, 15321063, 45963189, 131881307, 395643921, 1186931763, 2241982219, 6725946657, 20177839971]

約数ペア:

[(1, 20177839971), (3, 6725946657), (9, 2241982219), (17, 1186931763), (51, 395643921), (153, 131881307), (439, 45963189), (1317, 15321063), (3951, 5107021), (7463, 2703717), (22389, 901239), (67167, 300413)]