20377063

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 24640000

約数和(自身を除く): 4262937

約数列:

[1, 7, 19, 133, 349, 439, 2443, 3073, 6631, 8341, 46417, 58387, 153211, 1072477, 2911009, 20377063]

約数ペア:

[(1, 20377063), (7, 2911009), (19, 1072477), (133, 153211), (349, 58387), (439, 46417), (2443, 8341), (3073, 6631)]