20169989392

素因数分解:

$2^4\times 7^1\times {\mathrm{487}}^1\times {\mathrm{369793}}^1$

素因数の和:370295

約数の個数: 40

約数和(自身を含む): 44753949056

約数和(自身を除く): 24583959664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 487, 974, 1948, 3409, 3896, 6818, 7792, 13636, 27272, 54544, 369793, 739586, 1479172, 2588551, 2958344, 5177102, 5916688, 10354204, 20708408, 41416816, 180089191, 360178382, 720356764, 1260624337, 1440713528, 2521248674, 2881427056, 5042497348, 10084994696, 20169989392]

約数ペア:

[(1, 20169989392), (2, 10084994696), (4, 5042497348), (7, 2881427056), (8, 2521248674), (14, 1440713528), (16, 1260624337), (28, 720356764), (56, 360178382), (112, 180089191), (487, 41416816), (974, 20708408), (1948, 10354204), (3409, 5916688), (3896, 5177102), (6818, 2958344), (7792, 2588551), (13636, 1479172), (27272, 739586), (54544, 369793)]