18853065

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5441}}^1$

素因数の和:5470

約数の個数: 48

約数和(自身を含む): 40749696

約数和(自身を除く): 21896631

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 5441, 16323, 27205, 38087, 48969, 59851, 81615, 114261, 179553, 190435, 244845, 299255, 342783, 418957, 538659, 571305, 897765, 1256871, 1713915, 2094785, 2693295, 3770613, 6284355, 18853065]

約数ペア:

[(1, 18853065), (3, 6284355), (5, 3770613), (7, 2693295), (9, 2094785), (11, 1713915), (15, 1256871), (21, 897765), (33, 571305), (35, 538659), (45, 418957), (55, 342783), (63, 299255), (77, 244845), (99, 190435), (105, 179553), (165, 114261), (231, 81615), (315, 59851), (385, 48969), (495, 38087), (693, 27205), (1155, 16323), (3465, 5441)]