20177048878

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1093}}^1\times {\mathrm{16691}}^1$

素因数の和:17872

約数の個数: 32

約数和(自身を含む): 35061212160

約数和(自身を除く): 14884163282

約数列:

[1, 2, 7, 14, 79, 158, 553, 1093, 1106, 2186, 7651, 15302, 16691, 33382, 86347, 116837, 172694, 233674, 604429, 1208858, 1318589, 2637178, 9230123, 18243263, 18460246, 36486526, 127702841, 255405682, 1441217777, 2882435554, 10088524439, 20177048878]

約数ペア:

[(1, 20177048878), (2, 10088524439), (7, 2882435554), (14, 1441217777), (79, 255405682), (158, 127702841), (553, 36486526), (1093, 18460246), (1106, 18243263), (2186, 9230123), (7651, 2637178), (15302, 1318589), (16691, 1208858), (33382, 604429), (86347, 233674), (116837, 172694)]