20597688

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6653}}^1$

素因数の和:6708

約数の個数: 48

約数和(自身を含む): 57091320

約数和(自身を除く): 36493632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6653, 13306, 19959, 26612, 39918, 53224, 59877, 79836, 119754, 159672, 239508, 286079, 479016, 572158, 858237, 1144316, 1716474, 2288632, 2574711, 3432948, 5149422, 6865896, 10298844, 20597688]

約数ペア:

[(1, 20597688), (2, 10298844), (3, 6865896), (4, 5149422), (6, 3432948), (8, 2574711), (9, 2288632), (12, 1716474), (18, 1144316), (24, 858237), (36, 572158), (43, 479016), (72, 286079), (86, 239508), (129, 159672), (172, 119754), (258, 79836), (344, 59877), (387, 53224), (516, 39918), (774, 26612), (1032, 19959), (1548, 13306), (3096, 6653)]