20167299

素因数分解:

$3^5\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 30466800

約数和(自身を除く): 10299501

約数列:

[1, 3, 9, 27, 81, 149, 243, 447, 557, 1341, 1671, 4023, 5013, 12069, 15039, 36207, 45117, 82993, 135351, 248979, 746937, 2240811, 6722433, 20167299]

約数ペア:

[(1, 20167299), (3, 6722433), (9, 2240811), (27, 746937), (81, 248979), (149, 135351), (243, 82993), (447, 45117), (557, 36207), (1341, 15039), (1671, 12069), (4023, 5013)]