20473155

素因数分解:

$3^4\times 5^1\times {\mathrm{50551}}^1$

素因数の和:50568

約数の個数: 20

約数和(自身を含む): 36700752

約数和(自身を除く): 16227597

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 50551, 151653, 252755, 454959, 758265, 1364877, 2274795, 4094631, 6824385, 20473155]

約数ペア:

[(1, 20473155), (3, 6824385), (5, 4094631), (9, 2274795), (15, 1364877), (27, 758265), (45, 454959), (81, 252755), (135, 151653), (405, 50551)]