17920749

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3373}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 31094784

約数和(自身を除く): 13174035

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 3373, 5313, 10119, 23611, 37103, 70833, 77579, 111309, 232737, 259721, 543053, 779163, 853369, 1629159, 2560107, 5973583, 17920749]

約数ペア:

[(1, 17920749), (3, 5973583), (7, 2560107), (11, 1629159), (21, 853369), (23, 779163), (33, 543053), (69, 259721), (77, 232737), (161, 111309), (231, 77579), (253, 70833), (483, 37103), (759, 23611), (1771, 10119), (3373, 5313)]