20255256

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40189}}^1$

素因数の和:40208

約数の個数: 48

約数和(自身を含む): 62696400

約数和(自身を除く): 42441144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40189, 80378, 120567, 160756, 241134, 281323, 321512, 361701, 482268, 562646, 723402, 843969, 964536, 1125292, 1446804, 1687938, 2250584, 2531907, 2893608, 3375876, 5063814, 6751752, 10127628, 20255256]

約数ペア:

[(1, 20255256), (2, 10127628), (3, 6751752), (4, 5063814), (6, 3375876), (7, 2893608), (8, 2531907), (9, 2250584), (12, 1687938), (14, 1446804), (18, 1125292), (21, 964536), (24, 843969), (28, 723402), (36, 562646), (42, 482268), (56, 361701), (63, 321512), (72, 281323), (84, 241134), (126, 160756), (168, 120567), (252, 80378), (504, 40189)]