19993794

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{42181}}^1$

素因数の和:42265

約数の個数: 16

約数和(自身を含む): 40494720

約数和(自身を除く): 20500926

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 42181, 84362, 126543, 253086, 3332299, 6664598, 9996897, 19993794]

約数ペア:

[(1, 19993794), (2, 9996897), (3, 6664598), (6, 3332299), (79, 253086), (158, 126543), (237, 84362), (474, 42181)]