20323810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 39739392

約数和(自身を除く): 19415582

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1231, 1270, 1651, 2462, 3302, 6155, 8255, 12310, 16003, 16510, 32006, 80015, 156337, 160030, 312674, 781685, 1563370, 2032381, 4064762, 10161905, 20323810]

約数ペア:

[(1, 20323810), (2, 10161905), (5, 4064762), (10, 2032381), (13, 1563370), (26, 781685), (65, 312674), (127, 160030), (130, 156337), (254, 80015), (635, 32006), (1231, 16510), (1270, 16003), (1651, 12310), (2462, 8255), (3302, 6155)]