19555424

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1303}}^1$

素因数の和:1387

約数の個数: 48

約数和(自身を含む): 44690688

約数和(自身を除く): 25135264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1303, 1876, 2144, 2606, 3752, 5212, 7504, 9121, 10424, 15008, 18242, 20848, 36484, 41696, 72968, 87301, 145936, 174602, 291872, 349204, 611107, 698408, 1222214, 1396816, 2444428, 2793632, 4888856, 9777712, 19555424]

約数ペア:

[(1, 19555424), (2, 9777712), (4, 4888856), (7, 2793632), (8, 2444428), (14, 1396816), (16, 1222214), (28, 698408), (32, 611107), (56, 349204), (67, 291872), (112, 174602), (134, 145936), (224, 87301), (268, 72968), (469, 41696), (536, 36484), (938, 20848), (1072, 18242), (1303, 15008), (1876, 10424), (2144, 9121), (2606, 7504), (3752, 5212)]