19251584

素因数分解:

$2^7\times {\mathrm{11}}^3\times {\mathrm{113}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 42558480

約数和(自身を除く): 23306896

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 113, 121, 128, 176, 226, 242, 352, 452, 484, 704, 904, 968, 1243, 1331, 1408, 1808, 1936, 2486, 2662, 3616, 3872, 4972, 5324, 7232, 7744, 9944, 10648, 13673, 14464, 15488, 19888, 21296, 27346, 39776, 42592, 54692, 79552, 85184, 109384, 150403, 159104, 170368, 218768, 300806, 437536, 601612, 875072, 1203224, 1750144, 2406448, 4812896, 9625792, 19251584]

約数ペア:

[(1, 19251584), (2, 9625792), (4, 4812896), (8, 2406448), (11, 1750144), (16, 1203224), (22, 875072), (32, 601612), (44, 437536), (64, 300806), (88, 218768), (113, 170368), (121, 159104), (128, 150403), (176, 109384), (226, 85184), (242, 79552), (352, 54692), (452, 42592), (484, 39776), (704, 27346), (904, 21296), (968, 19888), (1243, 15488), (1331, 14464), (1408, 13673), (1808, 10648), (1936, 9944), (2486, 7744), (2662, 7232), (3616, 5324), (3872, 4972)]