20931306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{2621}}^1$

素因数の和:2659

約数の個数: 32

約数和(自身を含む): 46063296

約数和(自身を除く): 25131990

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2621, 2662, 3993, 5242, 7863, 7986, 15726, 28831, 57662, 86493, 172986, 317141, 634282, 951423, 1902846, 3488551, 6977102, 10465653, 20931306]

約数ペア:

[(1, 20931306), (2, 10465653), (3, 6977102), (6, 3488551), (11, 1902846), (22, 951423), (33, 634282), (66, 317141), (121, 172986), (242, 86493), (363, 57662), (726, 28831), (1331, 15726), (2621, 7986), (2662, 7863), (3993, 5242)]