64726156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20719}}^1$

素因数の和:20805

約数の個数: 24

約数和(自身を含む): 125314560

約数和(自身を除く): 60588404

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 20719, 41438, 82876, 227909, 455818, 911636, 1471049, 2942098, 5884196, 16181539, 32363078, 64726156]

約数ペア:

[(1, 64726156), (2, 32363078), (4, 16181539), (11, 5884196), (22, 2942098), (44, 1471049), (71, 911636), (142, 455818), (284, 227909), (781, 82876), (1562, 41438), (3124, 20719)]