19736668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1613}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 43384320

約数和(自身を除く): 23647652

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 437, 532, 644, 874, 1613, 1748, 3059, 3226, 6118, 6452, 11291, 12236, 22582, 30647, 37099, 45164, 61294, 74198, 122588, 148396, 214529, 259693, 429058, 519386, 704881, 858116, 1038772, 1409762, 2819524, 4934167, 9868334, 19736668]

約数ペア:

[(1, 19736668), (2, 9868334), (4, 4934167), (7, 2819524), (14, 1409762), (19, 1038772), (23, 858116), (28, 704881), (38, 519386), (46, 429058), (76, 259693), (92, 214529), (133, 148396), (161, 122588), (266, 74198), (322, 61294), (437, 45164), (532, 37099), (644, 30647), (874, 22582), (1613, 12236), (1748, 11291), (3059, 6452), (3226, 6118)]