20188128315

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{609269}}^1$

素因数の和:609371

約数の個数: 24

約数和(自身を含む): 33002937360

約数和(自身を除く): 12814809045

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 2209, 6627, 11045, 33135, 609269, 1827807, 3046345, 9139035, 28635643, 85906929, 143178215, 429534645, 1345875221, 4037625663, 6729376105, 20188128315]

約数ペア:

[(1, 20188128315), (3, 6729376105), (5, 4037625663), (15, 1345875221), (47, 429534645), (141, 143178215), (235, 85906929), (705, 28635643), (2209, 9139035), (6627, 3046345), (11045, 1827807), (33135, 609269)]