20211554872

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{87118771}}^1$

素因数の和:87118806

約数の個数: 16

約数和(自身を含む): 39203447400

約数和(自身を除く): 18991892528

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 87118771, 174237542, 348475084, 696950168, 2526444359, 5052888718, 10105777436, 20211554872]

約数ペア:

[(1, 20211554872), (2, 10105777436), (4, 5052888718), (8, 2526444359), (29, 696950168), (58, 348475084), (116, 174237542), (232, 87118771)]