81881678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{8941}}^1$

素因数の和:9203

約数の個数: 16

約数和(自身を含む): 129837840

約数和(自身を除く): 47956162

約数列:

[1, 2, 19, 38, 241, 482, 4579, 8941, 9158, 17882, 169879, 339758, 2154781, 4309562, 40940839, 81881678]

約数ペア:

[(1, 81881678), (2, 40940839), (19, 4309562), (38, 2154781), (241, 339758), (482, 169879), (4579, 17882), (8941, 9158)]