19651904

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4583}}^1$

素因数の和:4662

約数の個数: 28

約数和(自身を含む): 39587424

約数和(自身を除く): 19935520

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4583, 9166, 18332, 36664, 73328, 146656, 293312, 307061, 614122, 1228244, 2456488, 4912976, 9825952, 19651904]

約数ペア:

[(1, 19651904), (2, 9825952), (4, 4912976), (8, 2456488), (16, 1228244), (32, 614122), (64, 307061), (67, 293312), (134, 146656), (268, 73328), (536, 36664), (1072, 18332), (2144, 9166), (4288, 4583)]