19930376

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{17923}}^1$

素因数の和:18068

約数の個数: 16

約数和(自身を含む): 37640400

約数和(自身を除く): 17710024

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 17923, 35846, 71692, 143384, 2491297, 4982594, 9965188, 19930376]

約数ペア:

[(1, 19930376), (2, 9965188), (4, 4982594), (8, 2491297), (139, 143384), (278, 71692), (556, 35846), (1112, 17923)]