20683806728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2083}}^1\times {\mathrm{95479}}^1$

素因数の和:97581

約数の個数: 32

約数和(自身を含む): 41785867200

約数和(自身を除く): 21102060472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2083, 4166, 8332, 16664, 27079, 54158, 95479, 108316, 190958, 216632, 381916, 763832, 1241227, 2482454, 4964908, 9929816, 198882757, 397765514, 795531028, 1591062056, 2585475841, 5170951682, 10341903364, 20683806728]

約数ペア:

[(1, 20683806728), (2, 10341903364), (4, 5170951682), (8, 2585475841), (13, 1591062056), (26, 795531028), (52, 397765514), (104, 198882757), (2083, 9929816), (4166, 4964908), (8332, 2482454), (16664, 1241227), (27079, 763832), (54158, 381916), (95479, 216632), (108316, 190958)]