19704386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:726

約数の個数: 24

約数和(自身を含む): 32388804

約数和(自身を除く): 12684418

約数列:

[1, 2, 13, 26, 97, 169, 194, 338, 601, 1202, 1261, 2522, 7813, 15626, 16393, 32786, 58297, 101569, 116594, 203138, 757861, 1515722, 9852193, 19704386]

約数ペア:

[(1, 19704386), (2, 9852193), (13, 1515722), (26, 757861), (97, 203138), (169, 116594), (194, 101569), (338, 58297), (601, 32786), (1202, 16393), (1261, 15626), (2522, 7813)]