128339908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73421}}^1$

素因数の和:73467

約数の個数: 24

約数和(自身を含む): 246697920

約数和(自身を除く): 118358012

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 73421, 146842, 293684, 1394999, 1688683, 2789998, 3377366, 5579996, 6754732, 32084977, 64169954, 128339908]

約数ペア:

[(1, 128339908), (2, 64169954), (4, 32084977), (19, 6754732), (23, 5579996), (38, 3377366), (46, 2789998), (76, 1688683), (92, 1394999), (437, 293684), (874, 146842), (1748, 73421)]