66371968

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{39887}}^1$

素因数の和:39914

約数の個数: 32

約数和(自身を含む): 142400160

約数和(自身を除く): 76028192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 39887, 79774, 159548, 319096, 518531, 638192, 1037062, 1276384, 2074124, 2552768, 4148248, 5105536, 8296496, 16592992, 33185984, 66371968]

約数ペア:

[(1, 66371968), (2, 33185984), (4, 16592992), (8, 8296496), (13, 5105536), (16, 4148248), (26, 2552768), (32, 2074124), (52, 1276384), (64, 1037062), (104, 638192), (128, 518531), (208, 319096), (416, 159548), (832, 79774), (1664, 39887)]