20131077584

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{165617}}^1$

素因数の和:165803

約数の個数: 40

約数和(自身を含む): 39923212608

約数和(自身を除く): 19792135024

約数列:

[1, 2, 4, 8, 16, 71, 107, 142, 214, 284, 428, 568, 856, 1136, 1712, 7597, 15194, 30388, 60776, 121552, 165617, 331234, 662468, 1324936, 2649872, 11758807, 17721019, 23517614, 35442038, 47035228, 70884076, 94070456, 141768152, 188140912, 283536304, 1258192349, 2516384698, 5032769396, 10065538792, 20131077584]

約数ペア:

[(1, 20131077584), (2, 10065538792), (4, 5032769396), (8, 2516384698), (16, 1258192349), (71, 283536304), (107, 188140912), (142, 141768152), (214, 94070456), (284, 70884076), (428, 47035228), (568, 35442038), (856, 23517614), (1136, 17721019), (1712, 11758807), (7597, 2649872), (15194, 1324936), (30388, 662468), (60776, 331234), (121552, 165617)]