20123686065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2719}}^1\times {\mathrm{70487}}^1$

素因数の和:73221

約数の個数: 32

約数和(自身を含む): 36811653120

約数和(自身を除く): 16687967055

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2719, 8157, 13595, 19033, 40785, 57099, 70487, 95165, 211461, 285495, 352435, 493409, 1057305, 1480227, 2467045, 7401135, 191654153, 574962459, 958270765, 1341579071, 2874812295, 4024737213, 6707895355, 20123686065]

約数ペア:

[(1, 20123686065), (3, 6707895355), (5, 4024737213), (7, 2874812295), (15, 1341579071), (21, 958270765), (35, 574962459), (105, 191654153), (2719, 7401135), (8157, 2467045), (13595, 1480227), (19033, 1057305), (40785, 493409), (57099, 352435), (70487, 285495), (95165, 211461)]