19461776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{64019}}^1$

素因数の和:64046

約数の個数: 20

約数和(自身を含む): 39692400

約数和(自身を除く): 20230624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 64019, 128038, 256076, 512152, 1024304, 1216361, 2432722, 4865444, 9730888, 19461776]

約数ペア:

[(1, 19461776), (2, 9730888), (4, 4865444), (8, 2432722), (16, 1216361), (19, 1024304), (38, 512152), (76, 256076), (152, 128038), (304, 64019)]