18198784

素因数分解:

$2^8\times {\mathrm{71089}}^1$

素因数の和:71105

約数の個数: 18

約数和(自身を含む): 36326990

約数和(自身を除く): 18128206

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 71089, 142178, 284356, 568712, 1137424, 2274848, 4549696, 9099392, 18198784]

約数ペア:

[(1, 18198784), (2, 9099392), (4, 4549696), (8, 2274848), (16, 1137424), (32, 568712), (64, 284356), (128, 142178), (256, 71089)]