18127876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3917}}^1$

素因数の和:4023

約数の個数: 24

約数和(自身を含む): 34556760

約数和(自身を除く): 16428884

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 3917, 4628, 7834, 15668, 50921, 101842, 203684, 348613, 697226, 1394452, 4531969, 9063938, 18127876]

約数ペア:

[(1, 18127876), (2, 9063938), (4, 4531969), (13, 1394452), (26, 697226), (52, 348613), (89, 203684), (178, 101842), (356, 50921), (1157, 15668), (2314, 7834), (3917, 4628)]