19451408

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{1879}}^1$

素因数の和:2534

約数の個数: 20

約数和(自身を含む): 37765440

約数和(自身を除く): 18314032

約数列:

[1, 2, 4, 8, 16, 647, 1294, 1879, 2588, 3758, 5176, 7516, 10352, 15032, 30064, 1215713, 2431426, 4862852, 9725704, 19451408]

約数ペア:

[(1, 19451408), (2, 9725704), (4, 4862852), (8, 2431426), (16, 1215713), (647, 30064), (1294, 15032), (1879, 10352), (2588, 7516), (3758, 5176)]