20154392

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 18552808

約数列:

[1, 2, 4, 8, 83, 127, 166, 239, 254, 332, 478, 508, 664, 956, 1016, 1912, 10541, 19837, 21082, 30353, 39674, 42164, 60706, 79348, 84328, 121412, 158696, 242824, 2519299, 5038598, 10077196, 20154392]

約数ペア:

[(1, 20154392), (2, 10077196), (4, 5038598), (8, 2519299), (83, 242824), (127, 158696), (166, 121412), (239, 84328), (254, 79348), (332, 60706), (478, 42164), (508, 39674), (664, 30353), (956, 21082), (1016, 19837), (1912, 10541)]