19506982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6379}}^1$

素因数の和:6531

約数の個数: 16

約数和(自身を含む): 32155200

約数和(自身を除く): 12648218

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6379, 12758, 70169, 140338, 886681, 1773362, 9753491, 19506982]

約数ペア:

[(1, 19506982), (2, 9753491), (11, 1773362), (22, 886681), (139, 140338), (278, 70169), (1529, 12758), (3058, 6379)]