20480838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1447}}^1$

素因数の和:1796

約数の個数: 32

約数和(自身を含む): 46984704

約数和(自身を除く): 26503866

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 337, 674, 1011, 1447, 2022, 2359, 2894, 4341, 4718, 7077, 8682, 10129, 14154, 20258, 30387, 60774, 487639, 975278, 1462917, 2925834, 3413473, 6826946, 10240419, 20480838]

約数ペア:

[(1, 20480838), (2, 10240419), (3, 6826946), (6, 3413473), (7, 2925834), (14, 1462917), (21, 975278), (42, 487639), (337, 60774), (674, 30387), (1011, 20258), (1447, 14154), (2022, 10129), (2359, 8682), (2894, 7077), (4341, 4718)]