20333754

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 53813760

約数和(自身を除く): 33480006

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 81, 86, 126, 129, 139, 162, 189, 243, 258, 278, 301, 378, 387, 417, 486, 567, 602, 774, 834, 903, 973, 1134, 1161, 1251, 1701, 1806, 1946, 2322, 2502, 2709, 2919, 3402, 3483, 3753, 5418, 5838, 5977, 6966, 7506, 8127, 8757, 10449, 11259, 11954, 16254, 17514, 17931, 20898, 22518, 24381, 26271, 33777, 35862, 41839, 48762, 52542, 53793, 67554, 73143, 78813, 83678, 107586, 125517, 146286, 157626, 161379, 236439, 251034, 322758, 376551, 472878, 484137, 753102, 968274, 1129653, 1452411, 2259306, 2904822, 3388959, 6777918, 10166877, 20333754]

約数ペア:

[(1, 20333754), (2, 10166877), (3, 6777918), (6, 3388959), (7, 2904822), (9, 2259306), (14, 1452411), (18, 1129653), (21, 968274), (27, 753102), (42, 484137), (43, 472878), (54, 376551), (63, 322758), (81, 251034), (86, 236439), (126, 161379), (129, 157626), (139, 146286), (162, 125517), (189, 107586), (243, 83678), (258, 78813), (278, 73143), (301, 67554), (378, 53793), (387, 52542), (417, 48762), (486, 41839), (567, 35862), (602, 33777), (774, 26271), (834, 24381), (903, 22518), (973, 20898), (1134, 17931), (1161, 17514), (1251, 16254), (1701, 11954), (1806, 11259), (1946, 10449), (2322, 8757), (2502, 8127), (2709, 7506), (2919, 6966), (3402, 5977), (3483, 5838), (3753, 5418)]