644214722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{54163}}^1$

素因数の和:54497

約数の個数: 16

約数和(自身を含む): 1020449760

約数和(自身を除く): 376235038

約数列:

[1, 2, 19, 38, 313, 626, 5947, 11894, 54163, 108326, 1029097, 2058194, 16953019, 33906038, 322107361, 644214722]

約数ペア:

[(1, 644214722), (2, 322107361), (19, 33906038), (38, 16953019), (313, 2058194), (626, 1029097), (5947, 108326), (11894, 54163)]