20084565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1101

約数の個数: 32

約数和(自身を含む): 34490880

約数和(自身を除く): 14406315

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 997, 1185, 1343, 2991, 4029, 4985, 6715, 14955, 16949, 20145, 50847, 78763, 84745, 236289, 254235, 393815, 1181445, 1338971, 4016913, 6694855, 20084565]

約数ペア:

[(1, 20084565), (3, 6694855), (5, 4016913), (15, 1338971), (17, 1181445), (51, 393815), (79, 254235), (85, 236289), (237, 84745), (255, 78763), (395, 50847), (997, 20145), (1185, 16949), (1343, 14955), (2991, 6715), (4029, 4985)]