17987212

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 32256000

約数和(自身を除く): 14268788

約数列:

[1, 2, 4, 59, 118, 199, 236, 383, 398, 766, 796, 1532, 11741, 22597, 23482, 45194, 46964, 76217, 90388, 152434, 304868, 4496803, 8993606, 17987212]

約数ペア:

[(1, 17987212), (2, 8993606), (4, 4496803), (59, 304868), (118, 152434), (199, 90388), (236, 76217), (383, 46964), (398, 45194), (766, 23482), (796, 22597), (1532, 11741)]