17868470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{77689}}^1$

素因数の和:77719

約数の個数: 16

約数和(自身を含む): 33562080

約数和(自身を除く): 15693610

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 77689, 155378, 388445, 776890, 1786847, 3573694, 8934235, 17868470]

約数ペア:

[(1, 17868470), (2, 8934235), (5, 3573694), (10, 1786847), (23, 776890), (46, 388445), (115, 155378), (230, 77689)]