20866272

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31051}}^1$

素因数の和:31071

約数の個数: 48

約数和(自身を含む): 62600832

約数和(自身を除く): 41734560

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31051, 62102, 93153, 124204, 186306, 217357, 248408, 372612, 434714, 496816, 652071, 745224, 869428, 993632, 1304142, 1490448, 1738856, 2608284, 2980896, 3477712, 5216568, 6955424, 10433136, 20866272]

約数ペア:

[(1, 20866272), (2, 10433136), (3, 6955424), (4, 5216568), (6, 3477712), (7, 2980896), (8, 2608284), (12, 1738856), (14, 1490448), (16, 1304142), (21, 993632), (24, 869428), (28, 745224), (32, 652071), (42, 496816), (48, 434714), (56, 372612), (84, 248408), (96, 217357), (112, 186306), (168, 124204), (224, 93153), (336, 62102), (672, 31051)]