19008605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 9779875

約数列:

[1, 5, 7, 11, 35, 55, 77, 97, 385, 485, 509, 679, 1067, 2545, 3395, 3563, 5335, 5599, 7469, 17815, 27995, 37345, 39193, 49373, 195965, 246865, 345611, 543103, 1728055, 2715515, 3801721, 19008605]

約数ペア:

[(1, 19008605), (5, 3801721), (7, 2715515), (11, 1728055), (35, 543103), (55, 345611), (77, 246865), (97, 195965), (385, 49373), (485, 39193), (509, 37345), (679, 27995), (1067, 17815), (2545, 7469), (3395, 5599), (3563, 5335)]