20143457865

素因数分解:

$3^4\times 5^1\times {\mathrm{49736933}}^1$

素因数の和:49736950

約数の個数: 20

約数和(自身を含む): 36109014084

約数和(自身を除く): 15965556219

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49736933, 149210799, 248684665, 447632397, 746053995, 1342897191, 2238161985, 4028691573, 6714485955, 20143457865]

約数ペア:

[(1, 20143457865), (3, 6714485955), (5, 4028691573), (9, 2238161985), (15, 1342897191), (27, 746053995), (45, 447632397), (81, 248684665), (135, 149210799), (405, 49736933)]