19472859

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 33200640

約数和(自身を除く): 13727781

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 523, 591, 1379, 1569, 1773, 3661, 4137, 4707, 5319, 10983, 12411, 14121, 32949, 37233, 98847, 103031, 309093, 721217, 927279, 2163651, 2781837, 6490953, 19472859]

約数ペア:

[(1, 19472859), (3, 6490953), (7, 2781837), (9, 2163651), (21, 927279), (27, 721217), (63, 309093), (189, 103031), (197, 98847), (523, 37233), (591, 32949), (1379, 14121), (1569, 12411), (1773, 10983), (3661, 5319), (4137, 4707)]