66807344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{219761}}^1$

素因数の和:219788

約数の個数: 20

約数和(自身を含む): 136252440

約数和(自身を除く): 69445096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 219761, 439522, 879044, 1758088, 3516176, 4175459, 8350918, 16701836, 33403672, 66807344]

約数ペア:

[(1, 66807344), (2, 33403672), (4, 16701836), (8, 8350918), (16, 4175459), (19, 3516176), (38, 1758088), (76, 879044), (152, 439522), (304, 219761)]