19876430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283949}}^1$

素因数の和:283963

約数の個数: 16

約数和(自身を含む): 40888800

約数和(自身を除く): 21012370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283949, 567898, 1419745, 1987643, 2839490, 3975286, 9938215, 19876430]

約数ペア:

[(1, 19876430), (2, 9938215), (5, 3975286), (7, 2839490), (10, 1987643), (14, 1419745), (35, 567898), (70, 283949)]