20280491206

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{1871}}^1\times {\mathrm{15013}}^1$

素因数の和:16924

約数の個数: 24

約数和(自身を含む): 32125395744

約数和(自身を除く): 11844904538

約数列:

[1, 2, 19, 38, 361, 722, 1871, 3742, 15013, 30026, 35549, 71098, 285247, 570494, 675431, 1350862, 5419693, 10839386, 28089323, 56178646, 533697137, 1067394274, 10140245603, 20280491206]

約数ペア:

[(1, 20280491206), (2, 10140245603), (19, 1067394274), (38, 533697137), (361, 56178646), (722, 28089323), (1871, 10839386), (3742, 5419693), (15013, 1350862), (30026, 675431), (35549, 570494), (71098, 285247)]