208690718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 336752640

約数和(自身を除く): 128061922

約数列:

[1, 2, 19, 38, 83, 127, 166, 254, 521, 1042, 1577, 2413, 3154, 4826, 9899, 10541, 19798, 21082, 43243, 66167, 86486, 132334, 200279, 400558, 821617, 1257173, 1643234, 2514346, 5491861, 10983722, 104345359, 208690718]

約数ペア:

[(1, 208690718), (2, 104345359), (19, 10983722), (38, 5491861), (83, 2514346), (127, 1643234), (166, 1257173), (254, 821617), (521, 400558), (1042, 200279), (1577, 132334), (2413, 86486), (3154, 66167), (4826, 43243), (9899, 21082), (10541, 19798)]