18934903169

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{123049}}^1$

素因数の和:123177

約数の個数: 32

約数和(自身を含む): 24806880000

約数和(自身を除く): 5871976831

約数列:

[1, 7, 13, 19, 89, 91, 133, 247, 623, 1157, 1691, 1729, 8099, 11837, 21983, 123049, 153881, 861343, 1599637, 2337931, 10951361, 11197459, 16365517, 30393103, 76659527, 142367693, 208075859, 212751721, 996573851, 1456531013, 2704986167, 18934903169]

約数ペア:

[(1, 18934903169), (7, 2704986167), (13, 1456531013), (19, 996573851), (89, 212751721), (91, 208075859), (133, 142367693), (247, 76659527), (623, 30393103), (1157, 16365517), (1691, 11197459), (1729, 10951361), (8099, 2337931), (11837, 1599637), (21983, 861343), (123049, 153881)]