2018715281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 2296926720

約数和(自身を除く): 278211439

約数列:

[1, 11, 43, 113, 179, 211, 473, 1243, 1969, 2321, 4859, 7697, 9073, 20227, 23843, 37769, 53449, 84667, 99803, 222497, 262273, 415459, 869761, 1025249, 1624067, 4267897, 9567371, 11277739, 17864737, 46946867, 183519571, 2018715281]

約数ペア:

[(1, 2018715281), (11, 183519571), (43, 46946867), (113, 17864737), (179, 11277739), (211, 9567371), (473, 4267897), (1243, 1624067), (1969, 1025249), (2321, 869761), (4859, 415459), (7697, 262273), (9073, 222497), (20227, 99803), (23843, 84667), (37769, 53449)]