40318928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193841}}^1$

素因数の和:193862

約数の個数: 20

約数和(自身を含む): 84127428

約数和(自身を除く): 43808500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 193841, 387682, 775364, 1550728, 2519933, 3101456, 5039866, 10079732, 20159464, 40318928]

約数ペア:

[(1, 40318928), (2, 20159464), (4, 10079732), (8, 5039866), (13, 3101456), (16, 2519933), (26, 1550728), (52, 775364), (104, 387682), (208, 193841)]