20129121831

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1798367}}^1$

素因数の和:1798431

約数の個数: 32

約数和(自身を含む): 33838092288

約数和(自身を除く): 13708970457

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 11193, 1798367, 5395101, 12588569, 23378771, 37765707, 70136313, 73733047, 163651397, 221199141, 490954191, 516131329, 958529611, 1548393987, 2875588833, 6709707277, 20129121831]

約数ペア:

[(1, 20129121831), (3, 6709707277), (7, 2875588833), (13, 1548393987), (21, 958529611), (39, 516131329), (41, 490954191), (91, 221199141), (123, 163651397), (273, 73733047), (287, 70136313), (533, 37765707), (861, 23378771), (1599, 12588569), (3731, 5395101), (11193, 1798367)]