19046885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1567}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 28449792

約数和(自身を除く): 9402907

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 1567, 2431, 7835, 12155, 17237, 20371, 26639, 86185, 101855, 133195, 224081, 293029, 346307, 1120405, 1465145, 1731535, 3809377, 19046885]

約数ペア:

[(1, 19046885), (5, 3809377), (11, 1731535), (13, 1465145), (17, 1120405), (55, 346307), (65, 293029), (85, 224081), (143, 133195), (187, 101855), (221, 86185), (715, 26639), (935, 20371), (1105, 17237), (1567, 12155), (2431, 7835)]