156987663818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{27726539}}^1$

素因数の和:27726709

約数の個数: 16

約数和(自身を含む): 249538860000

約数和(自身を除く): 92551196182

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 27726539, 55453078, 526804241, 1053608482, 4131254311, 8262508622, 78493831909, 156987663818]

約数ペア:

[(1, 156987663818), (2, 78493831909), (19, 8262508622), (38, 4131254311), (149, 1053608482), (298, 526804241), (2831, 55453078), (5662, 27726539)]