20477894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{2239}}^1$

素因数の和:2527

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 12181306

約数列:

[1, 2, 17, 34, 269, 538, 2239, 4478, 4573, 9146, 38063, 76126, 602291, 1204582, 10238947, 20477894]

約数ペア:

[(1, 20477894), (2, 10238947), (17, 1204582), (34, 602291), (269, 76126), (538, 38063), (2239, 9146), (4478, 4573)]