20348392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2269}}^1$

素因数の和:2353

約数の個数: 32

約数和(自身を含む): 40860000

約数和(自身を除く): 20511608

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2242, 2269, 4484, 4538, 8968, 9076, 18152, 43111, 86222, 133871, 172444, 267742, 344888, 535484, 1070968, 2543549, 5087098, 10174196, 20348392]

約数ペア:

[(1, 20348392), (2, 10174196), (4, 5087098), (8, 2543549), (19, 1070968), (38, 535484), (59, 344888), (76, 267742), (118, 172444), (152, 133871), (236, 86222), (472, 43111), (1121, 18152), (2242, 9076), (2269, 8968), (4484, 4538)]