20228355

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64217}}^1$

素因数の和:64235

約数の個数: 24

約数和(自身を含む): 40072032

約数和(自身を除く): 19843677

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64217, 192651, 321085, 449519, 577953, 963255, 1348557, 2247595, 2889765, 4045671, 6742785, 20228355]

約数ペア:

[(1, 20228355), (3, 6742785), (5, 4045671), (7, 2889765), (9, 2247595), (15, 1348557), (21, 963255), (35, 577953), (45, 449519), (63, 321085), (105, 192651), (315, 64217)]