19447424

素因数分解:

$2^7\times {\mathrm{137}}^1\times {\mathrm{1109}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 39060900

約数和(自身を除く): 19613476

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 274, 548, 1096, 1109, 2192, 2218, 4384, 4436, 8768, 8872, 17536, 17744, 35488, 70976, 141952, 151933, 303866, 607732, 1215464, 2430928, 4861856, 9723712, 19447424]

約数ペア:

[(1, 19447424), (2, 9723712), (4, 4861856), (8, 2430928), (16, 1215464), (32, 607732), (64, 303866), (128, 151933), (137, 141952), (274, 70976), (548, 35488), (1096, 17744), (1109, 17536), (2192, 8872), (2218, 8768), (4384, 4436)]