20179919817

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1493813}}^1$

素因数の和:1493917

約数の個数: 24

約数和(自身を含む): 31071331200

約数和(自身を除く): 10891411383

約数列:

[1, 3, 9, 19, 57, 79, 171, 237, 711, 1501, 4503, 13509, 1493813, 4481439, 13444317, 28382447, 85147341, 118011227, 255442023, 354033681, 1062101043, 2242213313, 6726639939, 20179919817]

約数ペア:

[(1, 20179919817), (3, 6726639939), (9, 2242213313), (19, 1062101043), (57, 354033681), (79, 255442023), (171, 118011227), (237, 85147341), (711, 28382447), (1501, 13444317), (4503, 4481439), (13509, 1493813)]