12381842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4049}}^1$

素因数の和:4201

約数の個数: 16

約数和(自身を含む): 20412000

約数和(自身を除く): 8030158

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 4049, 8098, 44539, 89078, 562811, 1125622, 6190921, 12381842]

約数ペア:

[(1, 12381842), (2, 6190921), (11, 1125622), (22, 562811), (139, 89078), (278, 44539), (1529, 8098), (3058, 4049)]