19909568

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2377

約数の個数: 56

約数和(自身を含む): 47548800

約数和(自身を除く): 27639232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 2339, 4256, 4678, 8512, 9356, 16373, 18712, 32746, 37424, 44441, 65492, 74848, 88882, 130984, 149696, 177764, 261968, 311087, 355528, 523936, 622174, 711056, 1047872, 1244348, 1422112, 2488696, 2844224, 4977392, 9954784, 19909568]

約数ペア:

[(1, 19909568), (2, 9954784), (4, 4977392), (7, 2844224), (8, 2488696), (14, 1422112), (16, 1244348), (19, 1047872), (28, 711056), (32, 622174), (38, 523936), (56, 355528), (64, 311087), (76, 261968), (112, 177764), (133, 149696), (152, 130984), (224, 88882), (266, 74848), (304, 65492), (448, 44441), (532, 37424), (608, 32746), (1064, 18712), (1216, 16373), (2128, 9356), (2339, 8512), (4256, 4678)]