30988516

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{45841}}^1$

素因数の和:45871

約数の個数: 18

約数和(自身を含む): 58723602

約数和(自身を除く): 27735086

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 45841, 91682, 183364, 595933, 1191866, 2383732, 7747129, 15494258, 30988516]

約数ペア:

[(1, 30988516), (2, 15494258), (4, 7747129), (13, 2383732), (26, 1191866), (52, 595933), (169, 183364), (338, 91682), (676, 45841)]