1820564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 3460968

約数和(自身を除く): 1640404

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 653, 697, 1306, 1394, 2612, 2788, 11101, 22202, 26773, 44404, 53546, 107092, 455141, 910282, 1820564]

約数ペア:

[(1, 1820564), (2, 910282), (4, 455141), (17, 107092), (34, 53546), (41, 44404), (68, 26773), (82, 22202), (164, 11101), (653, 2788), (697, 2612), (1306, 1394)]