20145426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7159}}^1$

素因数の和:7238

約数の個数: 32

約数和(自身を含む): 46740480

約数和(自身を除く): 26595054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7159, 14318, 21477, 42954, 50113, 100226, 150339, 300678, 479653, 959306, 1438959, 2877918, 3357571, 6715142, 10072713, 20145426]

約数ペア:

[(1, 20145426), (2, 10072713), (3, 6715142), (6, 3357571), (7, 2877918), (14, 1438959), (21, 959306), (42, 479653), (67, 300678), (134, 150339), (201, 100226), (402, 50113), (469, 42954), (938, 21477), (1407, 14318), (2814, 7159)]