19911392

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{32749}}^1$

素因数の和:32778

約数の個数: 24

約数和(自身を含む): 41265000

約数和(自身を除く): 21353608

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 32749, 65498, 130996, 261992, 523984, 622231, 1047968, 1244462, 2488924, 4977848, 9955696, 19911392]

約数ペア:

[(1, 19911392), (2, 9955696), (4, 4977848), (8, 2488924), (16, 1244462), (19, 1047968), (32, 622231), (38, 523984), (76, 261992), (152, 130996), (304, 65498), (608, 32749)]