20970697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 23482368

約数和(自身を除く): 2511671

約数列:

[1, 11, 83, 103, 223, 913, 1133, 2453, 8549, 18509, 22969, 94039, 203599, 252659, 1906427, 20970697]

約数ペア:

[(1, 20970697), (11, 1906427), (83, 252659), (103, 203599), (223, 94039), (913, 22969), (1133, 18509), (2453, 8549)]