19052420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 22860220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 214, 290, 307, 428, 535, 580, 614, 1070, 1228, 1535, 2140, 3070, 3103, 6140, 6206, 8903, 12412, 15515, 17806, 31030, 32849, 35612, 44515, 62060, 65698, 89030, 131396, 164245, 178060, 328490, 656980, 952621, 1905242, 3810484, 4763105, 9526210, 19052420]

約数ペア:

[(1, 19052420), (2, 9526210), (4, 4763105), (5, 3810484), (10, 1905242), (20, 952621), (29, 656980), (58, 328490), (107, 178060), (116, 164245), (145, 131396), (214, 89030), (290, 65698), (307, 62060), (428, 44515), (535, 35612), (580, 32849), (614, 31030), (1070, 17806), (1228, 15515), (1535, 12412), (2140, 8903), (3070, 6206), (3103, 6140)]