20735585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2141}}^1$

素因数の和:2308

約数の個数: 16

約数和(自身を含む): 26989200

約数和(自身を除く): 6253615

約数列:

[1, 5, 13, 65, 149, 745, 1937, 2141, 9685, 10705, 27833, 139165, 319009, 1595045, 4147117, 20735585]

約数ペア:

[(1, 20735585), (5, 4147117), (13, 1595045), (65, 319009), (149, 139165), (745, 27833), (1937, 10705), (2141, 9685)]