20972934

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68539}}^1$

素因数の和:68564

約数の個数: 24

約数和(自身を含む): 48115080

約数和(自身を除く): 27142146

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68539, 137078, 205617, 411234, 616851, 1165163, 1233702, 2330326, 3495489, 6990978, 10486467, 20972934]

約数ペア:

[(1, 20972934), (2, 10486467), (3, 6990978), (6, 3495489), (9, 2330326), (17, 1233702), (18, 1165163), (34, 616851), (51, 411234), (102, 205617), (153, 137078), (306, 68539)]