20490112

素因数分解:

$2^7\times {\mathrm{160079}}^1$

素因数の和:160093

約数の個数: 16

約数和(自身を含む): 40820400

約数和(自身を除く): 20330288

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 160079, 320158, 640316, 1280632, 2561264, 5122528, 10245056, 20490112]

約数ペア:

[(1, 20490112), (2, 10245056), (4, 5122528), (8, 2561264), (16, 1280632), (32, 640316), (64, 320158), (128, 160079)]