20364045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6143}}^1$

素因数の和:6181

約数の個数: 32

約数和(自身を含む): 37158912

約数和(自身を除く): 16794867

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 6143, 18429, 30715, 79859, 92145, 104431, 239577, 313293, 399295, 522155, 1197885, 1357603, 1566465, 4072809, 6788015, 20364045]

約数ペア:

[(1, 20364045), (3, 6788015), (5, 4072809), (13, 1566465), (15, 1357603), (17, 1197885), (39, 522155), (51, 399295), (65, 313293), (85, 239577), (195, 104431), (221, 92145), (255, 79859), (663, 30715), (1105, 18429), (3315, 6143)]