19465768

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11213}}^1$

素因数の和:11257

約数の個数: 32

約数和(自身を含む): 43061760

約数和(自身を除く): 23595992

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11213, 22426, 44852, 78491, 89704, 156982, 313964, 347603, 627928, 695206, 1390412, 2433221, 2780824, 4866442, 9732884, 19465768]

約数ペア:

[(1, 19465768), (2, 9732884), (4, 4866442), (7, 2780824), (8, 2433221), (14, 1390412), (28, 695206), (31, 627928), (56, 347603), (62, 313964), (124, 156982), (217, 89704), (248, 78491), (434, 44852), (868, 22426), (1736, 11213)]