19162940

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3121}}^1$

素因数の和:3437

約数の個数: 24

約数和(自身を含む): 40386192

約数和(自身を除く): 21223252

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 3121, 6140, 6242, 12484, 15605, 31210, 62420, 958147, 1916294, 3832588, 4790735, 9581470, 19162940]

約数ペア:

[(1, 19162940), (2, 9581470), (4, 4790735), (5, 3832588), (10, 1916294), (20, 958147), (307, 62420), (614, 31210), (1228, 15605), (1535, 12484), (3070, 6242), (3121, 6140)]