20099144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193261}}^1$

素因数の和:193280

約数の個数: 16

約数和(自身を含む): 40585020

約数和(自身を除く): 20485876

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193261, 386522, 773044, 1546088, 2512393, 5024786, 10049572, 20099144]

約数ペア:

[(1, 20099144), (2, 10049572), (4, 5024786), (8, 2512393), (13, 1546088), (26, 773044), (52, 386522), (104, 193261)]