19916996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26627}}^1$

素因数の和:26659

約数の個数: 24

約数和(自身を含む): 40261536

約数和(自身を除く): 20344540

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26627, 53254, 106508, 292897, 452659, 585794, 905318, 1171588, 1810636, 4979249, 9958498, 19916996]

約数ペア:

[(1, 19916996), (2, 9958498), (4, 4979249), (11, 1810636), (17, 1171588), (22, 905318), (34, 585794), (44, 452659), (68, 292897), (187, 106508), (374, 53254), (748, 26627)]