20163739184

素因数分解:

$2^4\times {\mathrm{2657}}^1\times {\mathrm{474307}}^1$

素因数の和:476972

約数の個数: 20

約数和(自身を含む): 39082030584

約数和(自身を除く): 18918291400

約数列:

[1, 2, 4, 8, 16, 2657, 5314, 10628, 21256, 42512, 474307, 948614, 1897228, 3794456, 7588912, 1260233699, 2520467398, 5040934796, 10081869592, 20163739184]

約数ペア:

[(1, 20163739184), (2, 10081869592), (4, 5040934796), (8, 2520467398), (16, 1260233699), (2657, 7588912), (5314, 3794456), (10628, 1897228), (21256, 948614), (42512, 474307)]