20565993966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2707}}^1\times {\mathrm{3413}}^1$

素因数の和:6185

約数の個数: 64

約数和(自身を含む): 47926660608

約数和(自身を除く): 27360666642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 2707, 3413, 5414, 6826, 8121, 10239, 16242, 18949, 20478, 23891, 37898, 47782, 56847, 71673, 113694, 143346, 143471, 180889, 286942, 361778, 430413, 542667, 860826, 1004297, 1085334, 1266223, 2008594, 2532446, 3012891, 3798669, 6025782, 7597338, 9238991, 18477982, 27716973, 55433946, 64672937, 129345874, 194018811, 388037622, 489666523, 979333046, 1468999569, 2937999138, 3427665661, 6855331322, 10282996983, 20565993966]

約数ペア:

[(1, 20565993966), (2, 10282996983), (3, 6855331322), (6, 3427665661), (7, 2937999138), (14, 1468999569), (21, 979333046), (42, 489666523), (53, 388037622), (106, 194018811), (159, 129345874), (318, 64672937), (371, 55433946), (742, 27716973), (1113, 18477982), (2226, 9238991), (2707, 7597338), (3413, 6025782), (5414, 3798669), (6826, 3012891), (8121, 2532446), (10239, 2008594), (16242, 1266223), (18949, 1085334), (20478, 1004297), (23891, 860826), (37898, 542667), (47782, 430413), (56847, 361778), (71673, 286942), (113694, 180889), (143346, 143471)]