18762982994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78836063}}^1$

素因数の和:78836089

約数の個数: 16

約数和(自身を含む): 34057179648

約数和(自身を除く): 15294196654

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 78836063, 157672126, 551852441, 1103704882, 1340213071, 2680426142, 9381491497, 18762982994]

約数ペア:

[(1, 18762982994), (2, 9381491497), (7, 2680426142), (14, 1340213071), (17, 1103704882), (34, 551852441), (119, 157672126), (238, 78836063)]