218536434

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{20543}}^1$

素因数の和:20751

約数の個数: 32

約数和(自身を含む): 488125440

約数和(自身を除く): 269589006

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 394, 591, 1182, 1773, 3546, 5319, 10638, 20543, 41086, 61629, 123258, 184887, 369774, 554661, 1109322, 4046971, 8093942, 12140913, 24281826, 36422739, 72845478, 109268217, 218536434]

約数ペア:

[(1, 218536434), (2, 109268217), (3, 72845478), (6, 36422739), (9, 24281826), (18, 12140913), (27, 8093942), (54, 4046971), (197, 1109322), (394, 554661), (591, 369774), (1182, 184887), (1773, 123258), (3546, 61629), (5319, 41086), (10638, 20543)]