20347895068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3787769}}^1$

素因数の和:3787869

約数の個数: 24

約数和(自身を含む): 38180721600

約数和(自身を除く): 17832826532

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 3787769, 7575538, 15151076, 64392073, 128784146, 257568292, 299233751, 598467502, 1196935004, 5086973767, 10173947534, 20347895068]

約数ペア:

[(1, 20347895068), (2, 10173947534), (4, 5086973767), (17, 1196935004), (34, 598467502), (68, 299233751), (79, 257568292), (158, 128784146), (316, 64392073), (1343, 15151076), (2686, 7575538), (5372, 3787769)]