19708741

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 22014720

約数和(自身を除く): 2305979

約数列:

[1, 13, 41, 103, 359, 533, 1339, 4223, 4667, 14719, 36977, 54899, 191347, 480701, 1516057, 19708741]

約数ペア:

[(1, 19708741), (13, 1516057), (41, 480701), (103, 191347), (359, 54899), (533, 36977), (1339, 14719), (4223, 4667)]