18505276

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 33091520

約数和(自身を除く): 14586244

約数列:

[1, 2, 4, 79, 157, 158, 314, 316, 373, 628, 746, 1492, 12403, 24806, 29467, 49612, 58561, 58934, 117122, 117868, 234244, 4626319, 9252638, 18505276]

約数ペア:

[(1, 18505276), (2, 9252638), (4, 4626319), (79, 234244), (157, 117868), (158, 117122), (314, 58934), (316, 58561), (373, 49612), (628, 29467), (746, 24806), (1492, 12403)]