17981354

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8317}}^1$

素因数の和:8389

約数の個数: 16

約数和(自身を含む): 28747008

約数和(自身を除く): 10765654

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 8317, 16634, 191291, 382582, 390899, 781798, 8990677, 17981354]

約数ペア:

[(1, 17981354), (2, 8990677), (23, 781798), (46, 390899), (47, 382582), (94, 191291), (1081, 16634), (2162, 8317)]