200520954

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{86357}}^1$

素因数の和:86411

約数の個数: 32

約数和(自身を含む): 455970240

約数和(自身を除く): 255449286

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 86357, 172714, 259071, 518142, 777213, 1554426, 2331639, 3713351, 4663278, 7426702, 11140053, 22280106, 33420159, 66840318, 100260477, 200520954]

約数ペア:

[(1, 200520954), (2, 100260477), (3, 66840318), (6, 33420159), (9, 22280106), (18, 11140053), (27, 7426702), (43, 4663278), (54, 3713351), (86, 2331639), (129, 1554426), (258, 777213), (387, 518142), (774, 259071), (1161, 172714), (2322, 86357)]