12420752

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{20981}}^1$

素因数の和:21026

約数の個数: 20

約数和(自身を含む): 24716796

約数和(自身を除く): 12296044

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 20981, 41962, 83924, 167848, 335696, 776297, 1552594, 3105188, 6210376, 12420752]

約数ペア:

[(1, 12420752), (2, 6210376), (4, 3105188), (8, 1552594), (16, 776297), (37, 335696), (74, 167848), (148, 83924), (296, 41962), (592, 20981)]