19863970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283771}}^1$

素因数の和:283785

約数の個数: 16

約数和(自身を含む): 40863168

約数和(自身を除く): 20999198

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283771, 567542, 1418855, 1986397, 2837710, 3972794, 9931985, 19863970]

約数ペア:

[(1, 19863970), (2, 9931985), (5, 3972794), (7, 2837710), (10, 1986397), (14, 1418855), (35, 567542), (70, 283771)]