2009256548

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{41863}}^1$

素因数の和:41964

約数の個数: 36

約数和(自身を含む): 3861200448

約数和(自身を除く): 1851943900

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 169, 284, 338, 676, 923, 1846, 3692, 11999, 23998, 41863, 47996, 83726, 167452, 544219, 1088438, 2176876, 2972273, 5944546, 7074847, 11889092, 14149694, 28299388, 38639549, 77279098, 154558196, 502314137, 1004628274, 2009256548]

約数ペア:

[(1, 2009256548), (2, 1004628274), (4, 502314137), (13, 154558196), (26, 77279098), (52, 38639549), (71, 28299388), (142, 14149694), (169, 11889092), (284, 7074847), (338, 5944546), (676, 2972273), (923, 2176876), (1846, 1088438), (3692, 544219), (11999, 167452), (23998, 83726), (41863, 47996)]