18569278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 34501824

約数和(自身を除く): 15932546

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 257, 397, 514, 794, 1799, 2779, 3341, 3598, 5161, 5558, 6682, 10322, 23387, 36127, 46774, 72254, 102029, 204058, 714203, 1326377, 1428406, 2652754, 9284639, 18569278]

約数ペア:

[(1, 18569278), (2, 9284639), (7, 2652754), (13, 1428406), (14, 1326377), (26, 714203), (91, 204058), (182, 102029), (257, 72254), (397, 46774), (514, 36127), (794, 23387), (1799, 10322), (2779, 6682), (3341, 5558), (3598, 5161)]