19730438065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{20101}}^1\times {\mathrm{15101}}^1$

素因数の和:35220

約数の個数: 16

約数和(自身を含む): 25500753936

約数和(自身を除く): 5770315871

約数列:

[1, 5, 13, 65, 15101, 20101, 75505, 100505, 196313, 261313, 981565, 1306565, 303545201, 1517726005, 3946087613, 19730438065]

約数ペア:

[(1, 19730438065), (5, 3946087613), (13, 1517726005), (65, 303545201), (15101, 1306565), (20101, 981565), (75505, 261313), (100505, 196313)]