920251408

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{728047}}^1$

素因数の和:728134

約数の個数: 20

約数和(自身を含む): 1805559040

約数和(自身を除く): 885307632

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 728047, 1456094, 2912188, 5824376, 11648752, 57515713, 115031426, 230062852, 460125704, 920251408]

約数ペア:

[(1, 920251408), (2, 460125704), (4, 230062852), (8, 115031426), (16, 57515713), (79, 11648752), (158, 5824376), (316, 2912188), (632, 1456094), (1264, 728047)]