20185521272

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{32089}}^1$

素因数の和:32388

約数の個数: 64

約数和(自身を含む): 44361216000

約数和(自身を除く): 24175694728

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 239, 329, 376, 478, 658, 956, 1316, 1673, 1912, 2632, 3346, 6692, 11233, 13384, 22466, 32089, 44932, 64178, 78631, 89864, 128356, 157262, 224623, 256712, 314524, 449246, 629048, 898492, 1508183, 1796984, 3016366, 6032732, 7669271, 10557281, 12065464, 15338542, 21114562, 30677084, 42229124, 53684897, 61354168, 84458248, 107369794, 214739588, 360455737, 429479176, 720911474, 1441822948, 2523190159, 2883645896, 5046380318, 10092760636, 20185521272]

約数ペア:

[(1, 20185521272), (2, 10092760636), (4, 5046380318), (7, 2883645896), (8, 2523190159), (14, 1441822948), (28, 720911474), (47, 429479176), (56, 360455737), (94, 214739588), (188, 107369794), (239, 84458248), (329, 61354168), (376, 53684897), (478, 42229124), (658, 30677084), (956, 21114562), (1316, 15338542), (1673, 12065464), (1912, 10557281), (2632, 7669271), (3346, 6032732), (6692, 3016366), (11233, 1796984), (13384, 1508183), (22466, 898492), (32089, 629048), (44932, 449246), (64178, 314524), (78631, 256712), (89864, 224623), (128356, 157262)]