20420904

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{121553}}^1$

素因数の和:121569

約数の個数: 32

約数和(自身を含む): 58345920

約数和(自身を除く): 37925016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 121553, 243106, 364659, 486212, 729318, 850871, 972424, 1458636, 1701742, 2552613, 2917272, 3403484, 5105226, 6806968, 10210452, 20420904]

約数ペア:

[(1, 20420904), (2, 10210452), (3, 6806968), (4, 5105226), (6, 3403484), (7, 2917272), (8, 2552613), (12, 1701742), (14, 1458636), (21, 972424), (24, 850871), (28, 729318), (42, 486212), (56, 364659), (84, 243106), (168, 121553)]