17638556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2081}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 33461904

約数和(自身を除く): 15823348

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2081, 2119, 4162, 4238, 8324, 8476, 27053, 54106, 108212, 339203, 678406, 1356812, 4409639, 8819278, 17638556]

約数ペア:

[(1, 17638556), (2, 8819278), (4, 4409639), (13, 1356812), (26, 678406), (52, 339203), (163, 108212), (326, 54106), (652, 27053), (2081, 8476), (2119, 8324), (4162, 4238)]