20121969171

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{25439}}^1\times {\mathrm{13877}}^1$

素因数の和:39338

約数の個数: 16

約数和(自身を含む): 28244505600

約数和(自身を除く): 8122536429

約数列:

[1, 3, 19, 57, 13877, 25439, 41631, 76317, 263663, 483341, 790989, 1450023, 353017003, 1059051009, 6707323057, 20121969171]

約数ペア:

[(1, 20121969171), (3, 6707323057), (19, 1059051009), (57, 353017003), (13877, 1450023), (25439, 790989), (41631, 483341), (76317, 263663)]