18667432

素因数分解:

$2^3\times 7^3\times {\mathrm{6803}}^1$

素因数の和:6830

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 22156568

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 6803, 13606, 27212, 47621, 54424, 95242, 190484, 333347, 380968, 666694, 1333388, 2333429, 2666776, 4666858, 9333716, 18667432]

約数ペア:

[(1, 18667432), (2, 9333716), (4, 4666858), (7, 2666776), (8, 2333429), (14, 1333388), (28, 666694), (49, 380968), (56, 333347), (98, 190484), (196, 95242), (343, 54424), (392, 47621), (686, 27212), (1372, 13606), (2744, 6803)]