19528184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1049}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 39690000

約数和(自身を除く): 20161816

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 1049, 1432, 2098, 2327, 4196, 4654, 8392, 9308, 13637, 18616, 27274, 54548, 109096, 187771, 375542, 751084, 1502168, 2441023, 4882046, 9764092, 19528184]

約数ペア:

[(1, 19528184), (2, 9764092), (4, 4882046), (8, 2441023), (13, 1502168), (26, 751084), (52, 375542), (104, 187771), (179, 109096), (358, 54548), (716, 27274), (1049, 18616), (1432, 13637), (2098, 9308), (2327, 8392), (4196, 4654)]