20803648

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19121}}^1$

素因数の和:19150

約数の個数: 28

約数和(自身を含む): 43712892

約数和(自身を除く): 22909244

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19121, 38242, 76484, 152968, 305936, 325057, 611872, 650114, 1223744, 1300228, 2600456, 5200912, 10401824, 20803648]

約数ペア:

[(1, 20803648), (2, 10401824), (4, 5200912), (8, 2600456), (16, 1300228), (17, 1223744), (32, 650114), (34, 611872), (64, 325057), (68, 305936), (136, 152968), (272, 76484), (544, 38242), (1088, 19121)]