20106210987

素因数分解:

$3^5\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{4817}}^1$

素因数の和:5114

約数の個数: 48

約数和(自身を含む): 30620509920

約数和(自身を除く): 10514298933

約数列:

[1, 3, 9, 27, 81, 89, 193, 243, 267, 579, 801, 1737, 2403, 4817, 5211, 7209, 14451, 15633, 17177, 21627, 43353, 46899, 51531, 130059, 154593, 390177, 428713, 463779, 929681, 1170531, 1286139, 1391337, 2789043, 3858417, 4174011, 8367129, 11575251, 25101387, 34725753, 75304161, 82741609, 104177259, 225912483, 248224827, 744674481, 2234023443, 6702070329, 20106210987]

約数ペア:

[(1, 20106210987), (3, 6702070329), (9, 2234023443), (27, 744674481), (81, 248224827), (89, 225912483), (193, 104177259), (243, 82741609), (267, 75304161), (579, 34725753), (801, 25101387), (1737, 11575251), (2403, 8367129), (4817, 4174011), (5211, 3858417), (7209, 2789043), (14451, 1391337), (15633, 1286139), (17177, 1170531), (21627, 929681), (43353, 463779), (46899, 428713), (51531, 390177), (130059, 154593)]