20335896

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 63591840

約数和(自身を除く): 43255944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 157, 168, 252, 257, 314, 471, 504, 514, 628, 771, 942, 1028, 1099, 1256, 1413, 1542, 1799, 1884, 2056, 2198, 2313, 2826, 3084, 3297, 3598, 3768, 4396, 4626, 5397, 5652, 6168, 6594, 7196, 8792, 9252, 9891, 10794, 11304, 13188, 14392, 16191, 18504, 19782, 21588, 26376, 32382, 39564, 40349, 43176, 64764, 79128, 80698, 121047, 129528, 161396, 242094, 282443, 322792, 363141, 484188, 564886, 726282, 847329, 968376, 1129772, 1452564, 1694658, 2259544, 2541987, 2905128, 3389316, 5083974, 6778632, 10167948, 20335896]

約数ペア:

[(1, 20335896), (2, 10167948), (3, 6778632), (4, 5083974), (6, 3389316), (7, 2905128), (8, 2541987), (9, 2259544), (12, 1694658), (14, 1452564), (18, 1129772), (21, 968376), (24, 847329), (28, 726282), (36, 564886), (42, 484188), (56, 363141), (63, 322792), (72, 282443), (84, 242094), (126, 161396), (157, 129528), (168, 121047), (252, 80698), (257, 79128), (314, 64764), (471, 43176), (504, 40349), (514, 39564), (628, 32382), (771, 26376), (942, 21588), (1028, 19782), (1099, 18504), (1256, 16191), (1413, 14392), (1542, 13188), (1799, 11304), (1884, 10794), (2056, 9891), (2198, 9252), (2313, 8792), (2826, 7196), (3084, 6594), (3297, 6168), (3598, 5652), (3768, 5397), (4396, 4626)]