20717503482

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{89}}^1\times {\mathrm{17659}}^1$

素因数の和:17792

約数の個数: 64

約数和(自身を含む): 45393264000

約数和(自身を除く): 24675760518

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 169, 178, 267, 338, 507, 534, 1014, 1157, 2197, 2314, 3471, 4394, 6591, 6942, 13182, 15041, 17659, 30082, 35318, 45123, 52977, 90246, 105954, 195533, 229567, 391066, 459134, 586599, 688701, 1173198, 1377402, 1571651, 2984371, 3143302, 4714953, 5968742, 8953113, 9429906, 17906226, 20431463, 38796823, 40862926, 61294389, 77593646, 116390469, 122588778, 232780938, 265609019, 531218038, 796827057, 1593654114, 3452917247, 6905834494, 10358751741, 20717503482]

約数ペア:

[(1, 20717503482), (2, 10358751741), (3, 6905834494), (6, 3452917247), (13, 1593654114), (26, 796827057), (39, 531218038), (78, 265609019), (89, 232780938), (169, 122588778), (178, 116390469), (267, 77593646), (338, 61294389), (507, 40862926), (534, 38796823), (1014, 20431463), (1157, 17906226), (2197, 9429906), (2314, 8953113), (3471, 5968742), (4394, 4714953), (6591, 3143302), (6942, 2984371), (13182, 1571651), (15041, 1377402), (17659, 1173198), (30082, 688701), (35318, 586599), (45123, 459134), (52977, 391066), (90246, 229567), (105954, 195533)]