20147196393

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{327421}}^1$

素因数の和:327526

約数の個数: 32

約数和(自身を含む): 31118186880

約数和(自身を除く): 10970990487

約数列:

[1, 3, 9, 27, 43, 53, 129, 159, 387, 477, 1161, 1431, 2279, 6837, 20511, 61533, 327421, 982263, 2946789, 8840367, 14079103, 17353313, 42237309, 52059939, 126711927, 156179817, 380135781, 468539451, 746192459, 2238577377, 6715732131, 20147196393]

約数ペア:

[(1, 20147196393), (3, 6715732131), (9, 2238577377), (27, 746192459), (43, 468539451), (53, 380135781), (129, 156179817), (159, 126711927), (387, 52059939), (477, 42237309), (1161, 17353313), (1431, 14079103), (2279, 8840367), (6837, 2946789), (20511, 982263), (61533, 327421)]