20403272702

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{53591}}^1$

素因数の和:53888

約数の個数: 32

約数和(自身を含む): 33106993920

約数和(自身を除く): 12703721218

約数列:

[1, 2, 19, 38, 43, 86, 233, 466, 817, 1634, 4427, 8854, 10019, 20038, 53591, 107182, 190361, 380722, 1018229, 2036458, 2304413, 4608826, 12486703, 24973406, 43783847, 87567694, 237247357, 474494714, 536928229, 1073856458, 10201636351, 20403272702]

約数ペア:

[(1, 20403272702), (2, 10201636351), (19, 1073856458), (38, 536928229), (43, 474494714), (86, 237247357), (233, 87567694), (466, 43783847), (817, 24973406), (1634, 12486703), (4427, 4608826), (8854, 2304413), (10019, 2036458), (20038, 1018229), (53591, 380722), (107182, 190361)]