20218993936

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{3137}}^1\times {\mathrm{3911}}^1$

素因数の和:7159

約数の個数: 40

約数和(自身を含む): 39577359744

約数和(自身を除く): 19358365808

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 3137, 3911, 6274, 7822, 12548, 15644, 25096, 31288, 50192, 62576, 323111, 402833, 646222, 805666, 1292444, 1611332, 2584888, 3222664, 5169776, 6445328, 12268807, 24537614, 49075228, 98150456, 196300912, 1263687121, 2527374242, 5054748484, 10109496968, 20218993936]

約数ペア:

[(1, 20218993936), (2, 10109496968), (4, 5054748484), (8, 2527374242), (16, 1263687121), (103, 196300912), (206, 98150456), (412, 49075228), (824, 24537614), (1648, 12268807), (3137, 6445328), (3911, 5169776), (6274, 3222664), (7822, 2584888), (12548, 1611332), (15644, 1292444), (25096, 805666), (31288, 646222), (50192, 402833), (62576, 323111)]