18813306

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 21022854

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 227, 454, 681, 727, 1362, 1454, 2181, 4313, 4362, 8626, 12939, 13813, 25878, 27626, 41439, 82878, 165029, 330058, 495087, 990174, 3135551, 6271102, 9406653, 18813306]

約数ペア:

[(1, 18813306), (2, 9406653), (3, 6271102), (6, 3135551), (19, 990174), (38, 495087), (57, 330058), (114, 165029), (227, 82878), (454, 41439), (681, 27626), (727, 25878), (1362, 13813), (1454, 12939), (2181, 8626), (4313, 4362)]