20815566

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{32423}}^1$

素因数の和:32535

約数の個数: 16

約数和(自身を含む): 42021504

約数和(自身を除く): 21205938

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 32423, 64846, 97269, 194538, 3469261, 6938522, 10407783, 20815566]

約数ペア:

[(1, 20815566), (2, 10407783), (3, 6938522), (6, 3469261), (107, 194538), (214, 97269), (321, 64846), (642, 32423)]