19819604

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3557}}^1$

素因数の和:3767

約数の個数: 24

約数和(自身を含む): 39849600

約数和(自身を除く): 20029996

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3557, 5572, 7114, 14228, 24899, 49798, 99596, 707843, 1415686, 2831372, 4954901, 9909802, 19819604]

約数ペア:

[(1, 19819604), (2, 9909802), (4, 4954901), (7, 2831372), (14, 1415686), (28, 707843), (199, 99596), (398, 49798), (796, 24899), (1393, 14228), (2786, 7114), (3557, 5572)]