31161584

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{45293}}^1$

素因数の和:45344

約数の個数: 20

約数和(自身を含む): 61781016

約数和(自身を除く): 30619432

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 45293, 90586, 181172, 362344, 724688, 1947599, 3895198, 7790396, 15580792, 31161584]

約数ペア:

[(1, 31161584), (2, 15580792), (4, 7790396), (8, 3895198), (16, 1947599), (43, 724688), (86, 362344), (172, 181172), (344, 90586), (688, 45293)]