19442073

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6961}}^1$

素因数の和:6997

約数の個数: 24

約数和(自身を含む): 31746720

約数和(自身を除く): 12304647

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 6961, 20883, 48727, 132259, 146181, 341089, 396777, 925813, 1023267, 2777439, 6480691, 19442073]

約数ペア:

[(1, 19442073), (3, 6480691), (7, 2777439), (19, 1023267), (21, 925813), (49, 396777), (57, 341089), (133, 146181), (147, 132259), (399, 48727), (931, 20883), (2793, 6961)]