20199973972

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{599}}^1\times {\mathrm{205627}}^1$

素因数の和:206271

約数の個数: 24

約数和(自身を含む): 36272779200

約数和(自身を除く): 16072805228

約数列:

[1, 2, 4, 41, 82, 164, 599, 1198, 2396, 24559, 49118, 98236, 205627, 411254, 822508, 8430707, 16861414, 33722828, 123170573, 246341146, 492682292, 5049993493, 10099986986, 20199973972]

約数ペア:

[(1, 20199973972), (2, 10099986986), (4, 5049993493), (41, 492682292), (82, 246341146), (164, 123170573), (599, 33722828), (1198, 16861414), (2396, 8430707), (24559, 822508), (49118, 411254), (98236, 205627)]