20176832991

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1457969}}^1$

素因数の和:1458638

約数の個数: 16

約数和(自身を含む): 30792326400

約数和(自身を除く): 10615493409

約数列:

[1, 3, 7, 21, 659, 1977, 4613, 13839, 1457969, 4373907, 10205783, 30617349, 960801571, 2882404713, 6725610997, 20176832991]

約数ペア:

[(1, 20176832991), (3, 6725610997), (7, 2882404713), (21, 960801571), (659, 30617349), (1977, 10205783), (4613, 4373907), (13839, 1457969)]