20075874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 50125824

約数和(自身を除く): 30049950

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 83, 91, 166, 182, 249, 273, 443, 498, 546, 581, 886, 1079, 1162, 1329, 1743, 2158, 2658, 3101, 3237, 3486, 5759, 6202, 6474, 7553, 9303, 11518, 15106, 17277, 18606, 22659, 34554, 36769, 40313, 45318, 73538, 80626, 110307, 120939, 220614, 241878, 257383, 477997, 514766, 772149, 955994, 1433991, 1544298, 2867982, 3345979, 6691958, 10037937, 20075874]

約数ペア:

[(1, 20075874), (2, 10037937), (3, 6691958), (6, 3345979), (7, 2867982), (13, 1544298), (14, 1433991), (21, 955994), (26, 772149), (39, 514766), (42, 477997), (78, 257383), (83, 241878), (91, 220614), (166, 120939), (182, 110307), (249, 80626), (273, 73538), (443, 45318), (498, 40313), (546, 36769), (581, 34554), (886, 22659), (1079, 18606), (1162, 17277), (1329, 15106), (1743, 11518), (2158, 9303), (2658, 7553), (3101, 6474), (3237, 6202), (3486, 5759)]