20349741

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9649}}^1$

素因数の和:9708

約数の個数: 16

約数和(自身を含む): 29336000

約数和(自身を除く): 8986259

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9649, 28947, 183331, 357013, 549993, 1071039, 6783247, 20349741]

約数ペア:

[(1, 20349741), (3, 6783247), (19, 1071039), (37, 549993), (57, 357013), (111, 183331), (703, 28947), (2109, 9649)]