20121435

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19441}}^1$

素因数の和:19475

約数の個数: 24

約数和(自身を含む): 36395424

約数和(自身を除く): 16273989

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19441, 58323, 97205, 174969, 291615, 447143, 874845, 1341429, 2235715, 4024287, 6707145, 20121435]

約数ペア:

[(1, 20121435), (3, 6707145), (5, 4024287), (9, 2235715), (15, 1341429), (23, 874845), (45, 447143), (69, 291615), (115, 174969), (207, 97205), (345, 58323), (1035, 19441)]