19847872

素因数分解:

$2^6\times {\mathrm{11}}^3\times {\mathrm{233}}^1$

素因数の和:278

約数の個数: 56

約数和(自身を含む): 43507152

約数和(自身を除く): 23659280

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 233, 242, 352, 466, 484, 704, 932, 968, 1331, 1864, 1936, 2563, 2662, 3728, 3872, 5126, 5324, 7456, 7744, 10252, 10648, 14912, 20504, 21296, 28193, 41008, 42592, 56386, 82016, 85184, 112772, 164032, 225544, 310123, 451088, 620246, 902176, 1240492, 1804352, 2480984, 4961968, 9923936, 19847872]

約数ペア:

[(1, 19847872), (2, 9923936), (4, 4961968), (8, 2480984), (11, 1804352), (16, 1240492), (22, 902176), (32, 620246), (44, 451088), (64, 310123), (88, 225544), (121, 164032), (176, 112772), (233, 85184), (242, 82016), (352, 56386), (466, 42592), (484, 41008), (704, 28193), (932, 21296), (968, 20504), (1331, 14912), (1864, 10648), (1936, 10252), (2563, 7744), (2662, 7456), (3728, 5324), (3872, 5126)]