20977324

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 38278800

約数和(自身を除く): 17301476

約数列:

[1, 2, 4, 29, 58, 116, 139, 278, 556, 1301, 2602, 4031, 5204, 8062, 16124, 37729, 75458, 150916, 180839, 361678, 723356, 5244331, 10488662, 20977324]

約数ペア:

[(1, 20977324), (2, 10488662), (4, 5244331), (29, 723356), (58, 361678), (116, 180839), (139, 150916), (278, 75458), (556, 37729), (1301, 16124), (2602, 8062), (4031, 5204)]