20712128

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17033}}^1$

素因数の和:17064

約数の個数: 28

約数和(自身を含む): 43266360

約数和(自身を除く): 22554232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17033, 34066, 68132, 136264, 272528, 323627, 545056, 647254, 1090112, 1294508, 2589016, 5178032, 10356064, 20712128]

約数ペア:

[(1, 20712128), (2, 10356064), (4, 5178032), (8, 2589016), (16, 1294508), (19, 1090112), (32, 647254), (38, 545056), (64, 323627), (76, 272528), (152, 136264), (304, 68132), (608, 34066), (1216, 17033)]