20122305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11273}}^1$

素因数の和:11305

約数の個数: 32

約数和(自身を含む): 38962944

約数和(自身を除く): 18840639

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 11273, 33819, 56365, 78911, 169095, 191641, 236733, 394555, 574923, 958205, 1183665, 1341487, 2874615, 4024461, 6707435, 20122305]

約数ペア:

[(1, 20122305), (3, 6707435), (5, 4024461), (7, 2874615), (15, 1341487), (17, 1183665), (21, 958205), (35, 574923), (51, 394555), (85, 236733), (105, 191641), (119, 169095), (255, 78911), (357, 56365), (595, 33819), (1785, 11273)]