20015184

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:928

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 39980976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 839, 852, 994, 1136, 1491, 1678, 1704, 1988, 2517, 2982, 3356, 3408, 3976, 5034, 5873, 5964, 6712, 7952, 10068, 11746, 11928, 13424, 17619, 20136, 23492, 23856, 35238, 40272, 46984, 59569, 70476, 93968, 119138, 140952, 178707, 238276, 281904, 357414, 416983, 476552, 714828, 833966, 953104, 1250949, 1429656, 1667932, 2501898, 2859312, 3335864, 5003796, 6671728, 10007592, 20015184]

約数ペア:

[(1, 20015184), (2, 10007592), (3, 6671728), (4, 5003796), (6, 3335864), (7, 2859312), (8, 2501898), (12, 1667932), (14, 1429656), (16, 1250949), (21, 953104), (24, 833966), (28, 714828), (42, 476552), (48, 416983), (56, 357414), (71, 281904), (84, 238276), (112, 178707), (142, 140952), (168, 119138), (213, 93968), (284, 70476), (336, 59569), (426, 46984), (497, 40272), (568, 35238), (839, 23856), (852, 23492), (994, 20136), (1136, 17619), (1491, 13424), (1678, 11928), (1704, 11746), (1988, 10068), (2517, 7952), (2982, 6712), (3356, 5964), (3408, 5873), (3976, 5034)]