12541216

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{20627}}^1$

素因数の和:20656

約数の個数: 24

約数和(自身を含む): 25991280

約数和(自身を除く): 13450064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 20627, 41254, 82508, 165016, 330032, 391913, 660064, 783826, 1567652, 3135304, 6270608, 12541216]

約数ペア:

[(1, 12541216), (2, 6270608), (4, 3135304), (8, 1567652), (16, 783826), (19, 660064), (32, 391913), (38, 330032), (76, 165016), (152, 82508), (304, 41254), (608, 20627)]