20320746

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{11719}}^1$

素因数の和:11758

約数の個数: 24

約数和(自身を含む): 43176480

約数和(自身を除く): 22855734

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 867, 1734, 11719, 23438, 35157, 70314, 199223, 398446, 597669, 1195338, 3386791, 6773582, 10160373, 20320746]

約数ペア:

[(1, 20320746), (2, 10160373), (3, 6773582), (6, 3386791), (17, 1195338), (34, 597669), (51, 398446), (102, 199223), (289, 70314), (578, 35157), (867, 23438), (1734, 11719)]