80019884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{168109}}^1$

素因数の和:168137

約数の個数: 24

約数和(自身を含む): 169454880

約数和(自身を除く): 89434996

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 168109, 336218, 672436, 1176763, 2353526, 2857853, 4707052, 5715706, 11431412, 20004971, 40009942, 80019884]

約数ペア:

[(1, 80019884), (2, 40009942), (4, 20004971), (7, 11431412), (14, 5715706), (17, 4707052), (28, 2857853), (34, 2353526), (68, 1176763), (119, 672436), (238, 336218), (476, 168109)]