19929116

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1069

約数の個数: 24

約数和(自身を含む): 36027936

約数和(自身を除く): 16098820

約数列:

[1, 2, 4, 41, 82, 137, 164, 274, 548, 887, 1774, 3548, 5617, 11234, 22468, 36367, 72734, 121519, 145468, 243038, 486076, 4982279, 9964558, 19929116]

約数ペア:

[(1, 19929116), (2, 9964558), (4, 4982279), (41, 486076), (82, 243038), (137, 145468), (164, 121519), (274, 72734), (548, 36367), (887, 22468), (1774, 11234), (3548, 5617)]