20565936

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{569}}^1$

素因数の和:834

約数の個数: 60

約数和(自身を含む): 57886920

約数和(自身を除く): 37320984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 569, 753, 1004, 1138, 1506, 1707, 2008, 2259, 2276, 3012, 3414, 4016, 4518, 4552, 5121, 6024, 6828, 9036, 9104, 10242, 12048, 13656, 18072, 20484, 27312, 36144, 40968, 81936, 142819, 285638, 428457, 571276, 856914, 1142552, 1285371, 1713828, 2285104, 2570742, 3427656, 5141484, 6855312, 10282968, 20565936]

約数ペア:

[(1, 20565936), (2, 10282968), (3, 6855312), (4, 5141484), (6, 3427656), (8, 2570742), (9, 2285104), (12, 1713828), (16, 1285371), (18, 1142552), (24, 856914), (36, 571276), (48, 428457), (72, 285638), (144, 142819), (251, 81936), (502, 40968), (569, 36144), (753, 27312), (1004, 20484), (1138, 18072), (1506, 13656), (1707, 12048), (2008, 10242), (2259, 9104), (2276, 9036), (3012, 6828), (3414, 6024), (4016, 5121), (4518, 4552)]