16643256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 47930880

約数和(自身を除く): 31287624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 631, 942, 1099, 1256, 1262, 1884, 1893, 2198, 2524, 3297, 3768, 3786, 4396, 4417, 5048, 6594, 7572, 8792, 8834, 13188, 13251, 15144, 17668, 26376, 26502, 35336, 53004, 99067, 106008, 198134, 297201, 396268, 594402, 693469, 792536, 1188804, 1386938, 2080407, 2377608, 2773876, 4160814, 5547752, 8321628, 16643256]

約数ペア:

[(1, 16643256), (2, 8321628), (3, 5547752), (4, 4160814), (6, 2773876), (7, 2377608), (8, 2080407), (12, 1386938), (14, 1188804), (21, 792536), (24, 693469), (28, 594402), (42, 396268), (56, 297201), (84, 198134), (157, 106008), (168, 99067), (314, 53004), (471, 35336), (628, 26502), (631, 26376), (942, 17668), (1099, 15144), (1256, 13251), (1262, 13188), (1884, 8834), (1893, 8792), (2198, 7572), (2524, 6594), (3297, 5048), (3768, 4417), (3786, 4396)]