19734429

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 31215744

約数和(自身を除く): 11481315

約数列:

[1, 3, 11, 13, 33, 39, 143, 157, 293, 429, 471, 879, 1727, 2041, 3223, 3809, 5181, 6123, 9669, 11427, 22451, 41899, 46001, 67353, 125697, 138003, 506011, 598013, 1518033, 1794039, 6578143, 19734429]

約数ペア:

[(1, 19734429), (3, 6578143), (11, 1794039), (13, 1518033), (33, 598013), (39, 506011), (143, 138003), (157, 125697), (293, 67353), (429, 46001), (471, 41899), (879, 22451), (1727, 11427), (2041, 9669), (3223, 6123), (3809, 5181)]