18697236471

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{1103}}^1\times {\mathrm{25801}}^1$

素因数の和:26983

約数の個数: 24

約数和(自身を含む): 27402962496

約数和(自身を除く): 8705726025

約数列:

[1, 3, 9, 73, 219, 657, 1103, 3309, 9927, 25801, 77403, 80519, 232209, 241557, 724671, 1883473, 5650419, 16951257, 28458503, 85375509, 256126527, 2077470719, 6232412157, 18697236471]

約数ペア:

[(1, 18697236471), (3, 6232412157), (9, 2077470719), (73, 256126527), (219, 85375509), (657, 28458503), (1103, 16951257), (3309, 5650419), (9927, 1883473), (25801, 724671), (77403, 241557), (80519, 232209)]