20291238477

素因数分解:

$3^5\times {\mathrm{211}}^1\times {\mathrm{395749}}^1$

素因数の和:395975

約数の個数: 24

約数和(自身を含む): 30539236000

約数和(自身を除く): 10247997523

約数列:

[1, 3, 9, 27, 81, 211, 243, 633, 1899, 5697, 17091, 51273, 395749, 1187247, 3561741, 10685223, 32055669, 83503039, 96167007, 250509117, 751527351, 2254582053, 6763746159, 20291238477]

約数ペア:

[(1, 20291238477), (3, 6763746159), (9, 2254582053), (27, 751527351), (81, 250509117), (211, 96167007), (243, 83503039), (633, 32055669), (1899, 10685223), (5697, 3561741), (17091, 1187247), (51273, 395749)]