18146710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 34668000

約数和(自身を除く): 16521290

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 641, 745, 1282, 1490, 2831, 3205, 5662, 6410, 12179, 14155, 24358, 28310, 60895, 95509, 121790, 191018, 477545, 955090, 1814671, 3629342, 9073355, 18146710]

約数ペア:

[(1, 18146710), (2, 9073355), (5, 3629342), (10, 1814671), (19, 955090), (38, 477545), (95, 191018), (149, 121790), (190, 95509), (298, 60895), (641, 28310), (745, 24358), (1282, 14155), (1490, 12179), (2831, 6410), (3205, 5662)]