20515824

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20353}}^1$

素因数の和:20374

約数の個数: 60

約数和(自身を含む): 65621296

約数和(自身を除く): 45105472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20353, 40706, 61059, 81412, 122118, 142471, 162824, 183177, 244236, 284942, 325648, 366354, 427413, 488472, 569884, 732708, 854826, 976944, 1139768, 1282239, 1465416, 1709652, 2279536, 2564478, 2930832, 3419304, 5128956, 6838608, 10257912, 20515824]

約数ペア:

[(1, 20515824), (2, 10257912), (3, 6838608), (4, 5128956), (6, 3419304), (7, 2930832), (8, 2564478), (9, 2279536), (12, 1709652), (14, 1465416), (16, 1282239), (18, 1139768), (21, 976944), (24, 854826), (28, 732708), (36, 569884), (42, 488472), (48, 427413), (56, 366354), (63, 325648), (72, 284942), (84, 244236), (112, 183177), (126, 162824), (144, 142471), (168, 122118), (252, 81412), (336, 61059), (504, 40706), (1008, 20353)]