19645676531

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{2521}}^1$

素因数の和:2943

約数の個数: 32

約数和(自身を含む): 22276240896

約数和(自身を除く): 2630564365

約数列:

[1, 13, 31, 61, 317, 403, 793, 1891, 2521, 4121, 9827, 19337, 24583, 32773, 78151, 127751, 153781, 251381, 599447, 799157, 1015963, 1999153, 4767211, 7792811, 10389041, 24773867, 48748577, 61973743, 322060271, 633731501, 1511205887, 19645676531]

約数ペア:

[(1, 19645676531), (13, 1511205887), (31, 633731501), (61, 322060271), (317, 61973743), (403, 48748577), (793, 24773867), (1891, 10389041), (2521, 7792811), (4121, 4767211), (9827, 1999153), (19337, 1015963), (24583, 799157), (32773, 599447), (78151, 251381), (127751, 153781)]