18692554

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4013}}^1$

素因数の和:4169

約数の個数: 16

約数和(自身を含む): 29912328

約数和(自身を除く): 11219774

約数列:

[1, 2, 17, 34, 137, 274, 2329, 4013, 4658, 8026, 68221, 136442, 549781, 1099562, 9346277, 18692554]

約数ペア:

[(1, 18692554), (2, 9346277), (17, 1099562), (34, 549781), (137, 136442), (274, 68221), (2329, 8026), (4013, 4658)]