19802926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4073}}^1$

素因数の和:4116

約数の個数: 32

約数和(自身を含む): 36959328

約数和(自身を除く): 17156402

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4073, 4862, 8146, 44803, 52949, 69241, 89606, 105898, 138482, 582439, 761651, 900133, 1164878, 1523302, 1800266, 9901463, 19802926]

約数ペア:

[(1, 19802926), (2, 9901463), (11, 1800266), (13, 1523302), (17, 1164878), (22, 900133), (26, 761651), (34, 582439), (143, 138482), (187, 105898), (221, 89606), (286, 69241), (374, 52949), (442, 44803), (2431, 8146), (4073, 4862)]