17965556

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1291}}^1$

素因数の和:1380

約数の個数: 36

約数和(自身を含む): 37116576

約数和(自身を除く): 19151020

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1291, 1988, 2582, 3479, 5164, 6958, 9037, 13916, 18074, 36148, 63259, 91661, 126518, 183322, 253036, 366644, 641627, 1283254, 2566508, 4491389, 8982778, 17965556]

約数ペア:

[(1, 17965556), (2, 8982778), (4, 4491389), (7, 2566508), (14, 1283254), (28, 641627), (49, 366644), (71, 253036), (98, 183322), (142, 126518), (196, 91661), (284, 63259), (497, 36148), (994, 18074), (1291, 13916), (1988, 9037), (2582, 6958), (3479, 5164)]