20597814

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2399}}^1$

素因数の和:2466

約数の個数: 40

約数和(自身を含む): 47044800

約数和(自身を除く): 26446986

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2399, 2862, 4293, 4798, 7197, 8586, 14394, 21591, 43182, 64773, 127147, 129546, 194319, 254294, 381441, 388638, 762882, 1144323, 2288646, 3432969, 6865938, 10298907, 20597814]

約数ペア:

[(1, 20597814), (2, 10298907), (3, 6865938), (6, 3432969), (9, 2288646), (18, 1144323), (27, 762882), (53, 388638), (54, 381441), (81, 254294), (106, 194319), (159, 129546), (162, 127147), (318, 64773), (477, 43182), (954, 21591), (1431, 14394), (2399, 8586), (2862, 7197), (4293, 4798)]