19179818

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{7919}}^1$

素因数の和:8101

約数の個数: 16

約数和(自身を含む): 33073920

約数和(自身を除く): 13894102

約数列:

[1, 2, 7, 14, 173, 346, 1211, 2422, 7919, 15838, 55433, 110866, 1369987, 2739974, 9589909, 19179818]

約数ペア:

[(1, 19179818), (2, 9589909), (7, 2739974), (14, 1369987), (173, 110866), (346, 55433), (1211, 15838), (2422, 7919)]