13838555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 18677760

約数和(自身を除く): 4839205

約数列:

[1, 5, 19, 31, 37, 95, 127, 155, 185, 589, 635, 703, 1147, 2413, 2945, 3515, 3937, 4699, 5735, 12065, 19685, 21793, 23495, 74803, 89281, 108965, 145669, 374015, 446405, 728345, 2767711, 13838555]

約数ペア:

[(1, 13838555), (5, 2767711), (19, 728345), (31, 446405), (37, 374015), (95, 145669), (127, 108965), (155, 89281), (185, 74803), (589, 23495), (635, 21793), (703, 19685), (1147, 12065), (2413, 5735), (2945, 4699), (3515, 3937)]