20104719

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1097}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 27669600

約数和(自身を除く): 7564881

約数列:

[1, 3, 41, 123, 149, 447, 1097, 3291, 6109, 18327, 44977, 134931, 163453, 490359, 6701573, 20104719]

約数ペア:

[(1, 20104719), (3, 6701573), (41, 490359), (123, 163453), (149, 134931), (447, 44977), (1097, 18327), (3291, 6109)]