20054301605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{23753}}^1$

素因数の和:24221

約数の個数: 32

約数和(自身を含む): 26817315840

約数和(自身を除く): 6763014235

約数列:

[1, 5, 13, 31, 65, 155, 403, 419, 2015, 2095, 5447, 12989, 23753, 27235, 64945, 118765, 168857, 308789, 736343, 844285, 1543945, 3681715, 9572459, 9952507, 47862295, 49762535, 129382591, 308527717, 646912955, 1542638585, 4010860321, 20054301605]

約数ペア:

[(1, 20054301605), (5, 4010860321), (13, 1542638585), (31, 646912955), (65, 308527717), (155, 129382591), (403, 49762535), (419, 47862295), (2015, 9952507), (2095, 9572459), (5447, 3681715), (12989, 1543945), (23753, 844285), (27235, 736343), (64945, 308789), (118765, 168857)]