19879174

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3541}}^1$

素因数の和:3951

約数の個数: 16

約数和(自身を含む): 34173216

約数和(自身を除く): 14294042

約数列:

[1, 2, 7, 14, 401, 802, 2807, 3541, 5614, 7082, 24787, 49574, 1419941, 2839882, 9939587, 19879174]

約数ペア:

[(1, 19879174), (2, 9939587), (7, 2839882), (14, 1419941), (401, 49574), (802, 24787), (2807, 7082), (3541, 5614)]